| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] could [vb infin] | 2610 |
|
| 2 | if we [modal v] [vb infin] | 1188 |
|
| 3 | [conj] we could [vb infin] | 1150 |
|
| 4 | if we could [verb] | 329 |
|
