| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [prep] [art] [noun] | 20337 |
|
| 2 | [verb] [prep] [art] [noun] when | 718 |
|
| 3 | [modal v] [verb] [art] [noun] when | 66 |
|
| 4 | [modal v] [verb] [prep] [noun] when | 9 |
|
