| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [not/n't] [vb infin] | 4409 |
|
| 2 | [vb mod] [not/n't] [vb infin] a | 4389 |
|
| 3 | it [vb mod] [vb infin] a | 2360 |
|
| 4 | it [not/n't] [vb infin] a | 8 |
|
