| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [art] | 4797 |
|
| 2 | [vb mod] find [art] | 1788 |
|
| 3 | [modal v] find [art] | 1788 |
|
| 4 | must find [art] | 88 |
|
| 5 | must find [art] | 88 |
|
