| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] shown that [adj] [noun] | 201 |
|
| 2 | studies [verb] that [adj] [noun] | 46 |
|
| 3 | studies [verb] shown that [adj] | 41 |
|
| 4 | studies [verb] shown that [noun] | 23 |
|
| 5 | studies [verb] shown [adj] [noun] | 18 |
|
