| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been show to | 39 |
|
| 2 | [adv] been shown to | 39 |
|
| 3 | previously been show to | 8 |
|
| 4 | also been show to | 7 |
|
| 5 | recently been show to | 5 |
|
