| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pers pn] could [vb infin] | 12625 |
|
| 2 | if [pers pn] [modal v] [vb infin] | 10132 |
|
| 3 | if [pron] could [vb infin] | 2610 |
|
| 4 | if [pers pn] could [verb] | 2541 |
|
