| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to [be] | 17707 |
|
| 2 | [be] prove to [be] | 143 |
|
| 3 | be prove [prep] [be] | 143 |
|
| 4 | be prove to [be] | 143 |
|
| 5 | be prove [prep] [be] | 143 |
|
| 6 | be prove to [be] | 143 |
|
