| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb base] to be | 448 |
|
| 2 | [prep] which [vb base] to | 75 |
|
| 3 | [prep] which to be | 26 |
|
| 4 | [prep] [vb base] to be | 6 |
|
