| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which be found to [be] | 16 |
|
| 2 | which [be] found to be | 16 |
|
| 3 | which [was/were] found to [be] | 13 |
|
| 4 | which was found to [be] | 8 |
|
| 5 | which were found to [be] | 5 |
|
