| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] prove to [be] [adj] | 62 |
|
| 2 | [Wh det] [vb mod] prove to [be] | 36 |
|
| 3 | [Wh det] [vb mod] to [be] [adj] | 25 |
|
| 4 | [Wh det] prove to [be] [adj] | 15 |
|
