| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [modal v] [not/n't] | 422 |
|
| 2 | [prep] [noun] may [not/n't] | 173 |
|
| 3 | [prep] [noun prp] may [adv] | 95 |
|
