| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [ex0] [vb mod] to be | 11 |
|
| 2 | [vb base] there [vb mod] to be | 11 |
|
| 3 | [vb base] [ex0] used to be | 6 |
|
| 4 | [vb base] [ex0] ought to be | 5 |
|
