| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] shown that it is [adv] | 10 |
|
| 2 | have shown that it is [adv] | 10 |
|
| 3 | [verb] shown that it is [adv] | 10 |
|
| 4 | [verb] shown that it is [adv] | 8 |
|
| 5 | has shown that it is [adv] | 6 |
|
| 6 | [vb -s] shown that it is [adv] | 6 |
|
