| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i must [vb infin] | 3847 |
|
| 2 | [vb -s] must [vb infin] | 27 |
|
| 3 | [vb -s] i must | 16 |
|
| 4 | [vb -s] i [vb infin] | 14 |
|
