| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] they [modal v] [vb infin] | 1406 |
|
| 2 | [Wh det] [pron] should [vb infin] | 580 |
|
| 3 | [pron] they should [vb infin] | 110 |
|
| 4 | [Wh det] they should [verb] | 92 |
|
