| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] [noun sg] | 666295 |
|
| 2 | must [prep] [noun sg] | 135 |
|
| 3 | must [prep] [adj] | 98 |
|
| 4 | must [adj] [noun sg] | 18 |
|
