| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [prep] [art] [noun] [adv] | 686 |
|
| 2 | [modal v] [verb] [prep] [art] [noun] [Wh adv] | 135 |
|
| 3 | [modal v] [verb] [prep] [art] [noun] when | 22 |
|
