| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been shown that [noun] | 40 |
|
| 2 | [been] shown that [noun sg] | 17 |
|
| 3 | [been] shown that [noun pl] | 16 |
|
| 4 | [been] shown that [noun prp] | 6 |
|
