| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [prep] | 271688 |
|
| 2 | must [adv] [verb] | 4551 |
|
| 3 | must [verb] [prep] | 4048 |
|
| 4 | must [adv] [prep] | 20 |
|
