diff --git a/libchinese-segmentation/chinese-segmentation.h b/libchinese-segmentation/chinese-segmentation.h
index 77528d4..57bb8b4 100644
--- a/libchinese-segmentation/chinese-segmentation.h
+++ b/libchinese-segmentation/chinese-segmentation.h
@@ -16,6 +16,11 @@ struct SKeyWord{
     std::string word;
     QVector<size_t> offsets;
     double weight;
+    ~SKeyWord(){
+        word = std::move("");
+        offsets.clear();
+        offsets.shrink_to_fit();
+    }
 };
 
 class CHINESESEGMENTATION_EXPORT ChineseSegmentation
diff --git a/libsearch/file-utils.cpp b/libsearch/file-utils.cpp
index e0fc868..193a957 100644
--- a/libsearch/file-utils.cpp
+++ b/libsearch/file-utils.cpp
@@ -493,18 +493,24 @@ void FileUtils::getDocxTextContent(QString &path,QString &textcontent)
     QDomDocument doc;
     doc.setContent(fileR.readAll());
     QDomElement first = doc.firstChildElement("w:document");
-    first = first.firstChildElement().firstChildElement();
-    while(!first.isNull())
+    QDomElement body = first.firstChildElement("w:body");
+    while(!body.isNull())
     {
-        QDomElement wr= first.firstChildElement("w:r");
-        while(!wr.isNull())
+        QDomElement wp= body.firstChildElement("w:p");
+        while(!wp.isNull())
         {
-            QDomElement wt = wr.firstChildElement("w:t");
-            textcontent.append(wt.text().replace("\n",""));
-            wr = wr.nextSiblingElement();
+            QDomElement wr= wp.firstChildElement("w:r");
+            while(!wr.isNull())
+            {
+                QDomElement wt = wr.firstChildElement("w:t");
+                textcontent.append(wt.text().replace("\n",""));
+                wr = wr.nextSiblingElement();
+            }
+            wp = wp.nextSiblingElement();
         }
-        first = first.nextSiblingElement();
+        body = body.nextSiblingElement();
     }
+    file.close();
     return;
 }
 
diff --git a/libsearch/index/construct-document.cpp b/libsearch/index/construct-document.cpp
index 511a8d9..af719b0 100644
--- a/libsearch/index/construct-document.cpp
+++ b/libsearch/index/construct-document.cpp
@@ -72,7 +72,7 @@ ConstructDocumentForContent::~ConstructDocumentForContent()
 
 void ConstructDocumentForContent::run()
 {
-    qDebug() << "ConstructDocumentForContent  currentThreadId()" << QThread::currentThreadId();
+//    qDebug() << "ConstructDocumentForContent  currentThreadId()" << QThread::currentThreadId();
     //      构造文本索引的document
     if (!_doc_list_content)
         _doc_list_content = new QList<Document>;
diff --git a/libsearch/index/file-searcher.cpp b/libsearch/index/file-searcher.cpp
index 93234fb..f2ee9c7 100644
--- a/libsearch/index/file-searcher.cpp
+++ b/libsearch/index/file-searcher.cpp
@@ -97,7 +97,7 @@ void FileSearcher::onKeywordSearch(QString keyword,QQueue<QString> *searchResult
 
         while(total<20)
         {
-            keywordSearchContent(uniqueSymbol3,keyword,begin,num);
+            resultCount = keywordSearchContent(uniqueSymbol3,keyword,begin,num);
             if(resultCount == 0 || resultCount == -1)
                 break;
             total += resultCount;
diff --git a/libsearch/index/index-generator.cpp b/libsearch/index/index-generator.cpp
index fb66176..8049e07 100644
--- a/libsearch/index/index-generator.cpp
+++ b/libsearch/index/index-generator.cpp
@@ -4,6 +4,7 @@
 #include <QtConcurrent>
 #include <QFuture>
 #include <QThreadPool>
+#include <QFile>
 #include "file-utils.h"
 #include "index-generator.h"
 #include "global-settings.h"
@@ -113,6 +114,13 @@ IndexGenerator::IndexGenerator(bool rebuild, QObject *parent) : QObject(parent)
 {
     if(rebuild)
     {
+        QDir database(QString::fromStdString(INDEX_PATH));
+        if(database.exists())
+            database.removeRecursively();
+        database.setPath(QString::fromStdString(CONTENT_INDEX_PATH));
+        if(database.exists())
+            database.removeRecursively();
+
         m_database_path = new Xapian::WritableDatabase(INDEX_PATH, Xapian::DB_CREATE_OR_OVERWRITE);
         m_database_content = new Xapian::WritableDatabase(CONTENT_INDEX_PATH, Xapian::DB_CREATE_OR_OVERWRITE);
     }
@@ -198,14 +206,13 @@ void IndexGenerator::HandlePathList(QQueue<QVector<QString>> *messageList)
 //    m_doc_list_path = new QList<Document>(docList);
     QThreadPool pool;
 //    pool.setMaxThreadCount(1);
+    pool.setExpiryTimeout(100);
     ConstructDocumentForPath *constructer;
     while(!messageList->isEmpty())
     {
        constructer = new ConstructDocumentForPath(messageList->dequeue());
        pool.start(constructer);
     }
-//    while(!pool.waitForDone(1))
-//        qDebug()<<"fuck"<<pool.waitForDone(1);
     qDebug()<<"pool finish"<<pool.waitForDone(-1);
 //    if(constructer)
 //        delete constructer;
@@ -231,14 +238,12 @@ void IndexGenerator::HandlePathList(QQueue<QString> *messageList)
     ConstructDocumentForContent *constructer;
     QThreadPool pool;
 //    pool.setMaxThreadCount(2);
-    pool.setExpiryTimeout(1000);
+    pool.setExpiryTimeout(100);
     while(!messageList->isEmpty())
     {
        constructer = new ConstructDocumentForContent(messageList->dequeue());
        pool.start(constructer);
     }
-//    while(!pool.waitForDone(1))
-//        qDebug()<<"fuck"<<pool.waitForDone(1);
     qDebug()<<"pool finish"<<pool.waitForDone(-1);
 //    if(constructer)
 //        delete constructer;