| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [noun prp] [modal v] to [be] | 20 |
|
| 2 | [conj] [modal v] prove to [be] | 14 |
|
| 3 | [noun prp] [modal v] prove to [be] | 12 |
|
| 4 | [conj] [noun prp] prove to [be] | 11 |
|
| 5 | [conj] [noun prp] [modal v] prove to | 5 |
|
