| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [modal v] [verb] [prep] a | 464 |
|
| 2 | [pron] [modal v] [verb] on a | 272 |
|
| 3 | [pers pn] [modal v] [verb] on a | 240 |
|
| 4 | we [modal v] [verb] on [art] | 170 |
|
| 5 | we [modal v] [verb] on a | 31 |
|
