About Sqlite search query

I use sqlite, and i have data as below :

ごかぞく かぞく かぞえます

Then I use query : Cursor cursor = db.rawQuery("select * from TU_VUNG where hira LIKE ?",new String[]{"かぞく%"});

I got result: かぞえます I think it must be : かぞく

I don't know why! Can someone help me?