| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they must [verb] | 1582 |
|
| 2 | they must [vb infin] | 1579 |
|
| 3 | they [modal v] come | 583 |
|
| 4 | [pron] must come | 226 |
|
| 5 | [pers pn] must come | 202 |
|
| 6 | they must come | 17 |
|
| 7 | they must come | 15 |
|
