| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [prep] [noun pl] | 6129 |
|
| 2 | must [vb infin] [prep] | 4043 |
|
| 3 | must [vb infin] [noun pl] | 479 |
|
| 4 | must [prep] [noun pl] | 7 |
|
