| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] it [vb mod] to be | 17 |
|
| 2 | [vb base] it ought to be | 12 |
|
| 3 | think it [vb mod] to be | 10 |
|
| 4 | [vb base] it used to be | 5 |
|
