| NO. | WORD | POS | EHOWNET |
| 1 | 刨根 | VA4 | {investigate|調查:range={all|全}} |
| 2 | 刨根問底 | VH11 | {investigate|調查:range={all|全}} |
| 3 | 追根究底 | VA4 | {investigate|調查:range={all|全}} |
| 4 | 追根究柢 | VA4 | {investigate|調查:range={all|全}} |
| 5 | 追源溯始 | VA4 | {investigate|調查:range={all|全}} |
| 6 | 深究 | VC2 | {investigate|調查:range={all|全}} |
| 7 | 尋根究底 | VA4 | {investigate|調查:range={all|全}} |
| 8 | 尋根究抵 | VA4 | {investigate|調查:range={all|全}} |
| 9 | 尋根問底 | VA4 | {investigate|調查:range={all|全}} |
| 10 | 徹查 | VE2 | {investigate|調查:range={all|全}} |
| 11 | 澈查 | VE2 | {investigate|調查:range={all|全}} |
| 12 | 綜覽 | VC2 | {investigate|調查:range={all|全}} |
| 13 | 綜觀 | VC2 | {investigate|調查:range={all|全}} |
| 14 | 窮本 | VI3 | {investigate|調查:range={all|全}} |
| 15 | 窮究 | VE2 | {investigate|調查:range={all|全}} |