| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be found to be | 31 |
|
| 2 | [adv] been found to be | 19 |
|
| 3 | [adv] [been] found to be | 19 |
|
| 4 | [adv] [was/were] found to be | 7 |
|
| 5 | also [be] found to be | 7 |
|
