| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and they [modal v] [vb infin] | 1614 |
|
| 2 | and [pron] must [vb infin] | 869 |
|
| 3 | [conj] they must [vb infin] | 367 |
|
| 4 | and they must [verb] | 71 |
|
