| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] they [adv] | 825 |
|
| 2 | [modal v] [vb infin] they [adv] | 825 |
|
| 3 | must [vb infin] [pron] [adv] | 266 |
|
| 4 | must [vb infin] they [adv] | 48 |
|
| 5 | must [vb infin] they [adv] | 34 |
|
| 6 | must [verb] they [adv] | 34 |
|
