| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not go ahead | 33 |
|
| 2 | should not go [adv] | 22 |
|
| 3 | should [adv] go ahead | 7 |
|
| 4 | should not go ahead | 6 |
|
| 5 | should not [verb] ahead | 6 |
|
| 6 | should not [vb infin] ahead | 6 |
|
| 7 | should [not/n't] go ahead | 6 |
|
| 8 | should not go ahead | 5 |
|
