| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [adv] [be] [that] | 303 |
|
| 2 | it [modal v] [not/n't] [adv] [be] | 258 |
|
| 3 | it [modal v] [not/n't] [be] [that] | 9 |
|
| 4 | [modal v] [not/n't] [adv] [be] [that] | 5 |
|
