| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] we [modal v] [to-vb] [prep] | 75 |
|
| 2 | [conj] [pron] ought [to-vb] [prep] | 38 |
|
| 3 | [conj] we ought [to-vb] [prep] | 17 |
|
| 4 | [conj] we ought [verb] [prep] | 17 |
|
