| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [verb] [to-vb] | 730 |
|
| 2 | [vb mod] go [to-vb] | 176 |
|
| 3 | [modal v] go [to-vb] | 176 |
|
| 4 | must go [verb] | 15 |
|
| 5 | must go [to-vb] | 10 |
|
