| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what they [modal v] [vb infin] | 630 |
|
| 2 | what they [vb mod] [vb infin] | 630 |
|
| 3 | what [pron] should [vb infin] | 407 |
|
| 4 | [pron] they should [vb infin] | 110 |
|
| 5 | what they should [verb] | 67 |
|
| 6 | what they should [vb infin] | 67 |
|
