| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by [Wh det] they [vb mod] | 35 |
|
| 2 | by which they [vb mod] | 31 |
|
| 3 | by [Wh det] they can | 11 |
|
| 4 | by [Wh det] they could | 8 |
|
