| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] to | 7884 |
|
| 2 | been [vb pp] to | 7229 |
|
| 3 | be proved to | 64 |
|
| 4 | [be] proved to | 64 |
|
| 5 | been proved [prep] | 62 |
|
| 6 | been proved [prep] | 62 |
|
| 7 | been prove to | 26 |
|
| 8 | been proved to | 19 |
|
| 9 | [been] proved to | 19 |
|
