| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] it [vb mod] [vb infin] | 409 |
|
| 2 | [adj] it [modal v] [vb infin] | 409 |
|
| 3 | [adj] [pron] must [vb infin] | 182 |
|
| 4 | [adj] it must [vb infin] | 49 |
|
| 5 | [adj] it must [vb infin] | 32 |
|
| 6 | [adj] it must [verb] | 32 |
|
