| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been prove to [be] | 19 |
|
| 2 | have be prove to be | 19 |
|
| 3 | have be proved to [be] | 14 |
|
| 4 | has be prove to [be] | 10 |
|
| 5 | have be prove to [be] | 7 |
|
| 6 | have be proven to [be] | 5 |
|
