| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] [vb infin] [be] | 20 |
|
| 2 | [pron] [not/n't] [vb infin] [be] | 18 |
|
| 3 | it [not/n't] [verb] [be] | 17 |
|
