| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] be found to | 18 |
|
| 2 | [verb] [adv] [been] found to | 17 |
|
| 3 | have [adv] [be] found to | 17 |
|
| 4 | [verb] [adv] been found to | 17 |
|
| 5 | has [adv] [be] found to | 12 |
|
| 6 | [vb -s] [adv] [be] found to | 12 |
|
