| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb infin] [pron] [adv] | 1225 |
|
| 2 | must [adv] [vb infin] [pron] | 355 |
|
| 3 | must [vb infin] [pron] [adv] | 266 |
|
| 4 | must [adv] [vb infin] [adv] | 93 |
|
