| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not go ahead | 33 |
|
| 2 | could not go ahead | 7 |
|
| 3 | could not go ahead | 7 |
|
| 4 | would not go ahead | 5 |
|
| 5 | should not go ahead | 5 |
|
| 6 | will not go ahead | 5 |
|
| 7 | should not go ahead | 5 |
|
| 8 | may not go ahead | 5 |
|
| 9 | will not go ahead | 5 |
|
| 10 | would not go ahead | 5 |
|
| 11 | may not go ahead | 5 |
|
