| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [vb infin] be [adv] | 532 |
|
| 2 | [vb base] it [vb mod] be [adv] | 178 |
|
| 3 | [vb base] it [vb mod] [vb infin] be | 122 |
|
| 4 | [vb base] it [vb mod] [vb infin] [adv] | 64 |
|
