| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [verb] [conj] | 3937 |
|
| 2 | [pron] should [be] [verb] [conj] | 1083 |
|
| 3 | it should [be] [verb] [conj] | 885 |
|
