| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] to be | 184 |
|
| 2 | have [been] [vb pp] to be | 180 |
|
| 3 | [verb] [been] proved to be | 14 |
|
| 4 | have [been] proved to be | 14 |
|
| 5 | have [been] prove to be | 7 |
|
| 6 | have [been] proved to be | 5 |
|
| 7 | have [been] proved to be | 5 |
|
| 8 | have [been] proved to [be] | 5 |
|
| 9 | have [been] proved [prep] be | 5 |
|
| 10 | have [been] proved [prep] be | 5 |
|
| 11 | have [been] proved to [be] | 5 |
|
| 12 | [vb base] [been] proved to be | 5 |
|
| 13 | have [be] proved to be | 5 |
|
