| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be proved to be | 53 |
|
| 2 | been proved to be | 15 |
|
| 3 | [been] proved to be | 15 |
|
| 4 | [was/were] proved to be | 12 |
|
| 5 | [is] proved to be | 10 |
|
| 6 | be proved to be | 9 |
|
| 7 | [be] proved to be | 9 |
|
| 8 | was proved to be | 8 |
|
| 9 | [am/are] proved to be | 6 |
|
| 10 | 's proved to be | 6 |
|
| 11 | are proved to be | 5 |
|
