| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | thing [pron] [modal v] do | 387 |
|
| 2 | thing [pron] must [verb] | 42 |
|
| 3 | thing [pron] must [vb infin] | 42 |
|
| 4 | [noun] [pron] must do | 32 |
|
| 5 | thing [pron] must do | 9 |
|
