| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which be found to | 16 |
|
| 2 | which [be] found to | 16 |
|
| 3 | which [be] found to | 16 |
|
| 4 | which [was/were] found to | 13 |
|
| 5 | which was found to | 8 |
|
| 6 | which were found to | 5 |
|
