| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] if [pron] could [vb infin] | 6 |
|
| 2 | be [to-vb] if [pron] could [verb] | 6 |
|
| 3 | be [to-vb] if [pers pn] could [verb] | 6 |
|
| 4 | was [to-vb] if [pron] could [verb] | 5 |
|
