def _wordAfterCursor(self):
        """Get word, which is located before cursor
        """
        cursor = self._qpart.textCursor()
        textAfterCursor = cursor.block().text()[cursor.positionInBlock():]
        match = _wordAtStartRegExp.search(textAfterCursor)
        if match:
            return match.group(0)
        else:
            return ''
Get word, which is located before cursor