| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [pron] must [vb infin] | 869 |
|
| 2 | [pron] [pron] must [vb infin] | 638 |
|
| 3 | [pron] and [pron] must | 54 |
|
| 4 | [pron] and must [vb infin] | 7 |
|
