| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] prove to [be] a | 65 |
|
| 2 | which [vb mod] prove to [be] | 16 |
|
| 3 | which [vb mod] to [be] a | 10 |
|
| 4 | which prove to [be] a | 8 |
|
