関連ワード:  are diesel cars more reliable than gas    are diesel engines more reliable than gas    are diesel cars more efficient than gas    are diesel engines more efficient than gas    are diesel engines more efficient than gasoline    are diesel engines more fuel efficient than gas    are diesel cars better than gas    are diesel cars better than gasoline    are diesel engines better than gas    are diesel engines better than gasoline  
結果 : are diesel cars more reliable than gas