| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] for [noun] | 3422 |
|
| 2 | must [verb] [verb] [noun] | 374 |
|
| 3 | must [verb] for [noun] | 69 |
|
| 4 | must [verb] [verb] for | 55 |
|
