| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [not/n't] [be] [verb] [conj] | 327 |
|
| 2 | it should [adv] [be] [verb] [conj] | 235 |
|
| 3 | [pron] should [not/n't] [be] [verb] [conj] | 112 |
|
| 4 | it should [not/n't] [be] [verb] [conj] | 86 |
|
