| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [verb] [adv] | 776 |
|
| 2 | [modal v] [be] [verb] [adv] for | 283 |
|
| 3 | it [modal v] [be] [verb] for | 212 |
|
| 4 | it [be] [verb] [adv] for | 61 |
|
| 5 | it [modal v] [verb] [adv] for | 29 |
|
| 6 | it [modal v] [be] [adv] for | 13 |
|
