| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] that [pron] | 461 |
|
| 2 | [vb infin] that [pron] [adv] | 315 |
|
| 3 | must [vb infin] [pron] [adv] | 266 |
|
| 4 | must [vb infin] that [adv] | 13 |
|
