| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] to be | 7221 |
|
| 2 | [modal v] prove to be | 281 |
|
| 3 | [modal v] prove [prep] be | 281 |
|
| 4 | [modal v] prove to [be] | 281 |
|
| 5 | [modal v] prove to [be] | 281 |
|
