| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] | 34480 |
|
| 2 | must [vb infin] | 34451 |
|
| 3 | [modal v] see | 16769 |
|
| 4 | [vb mod] see | 16769 |
|
| 5 | must see | 183 |
|
| 6 | must see | 181 |
|
