| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] could [vb infin] [pron] [prep] | 64 |
|
| 2 | [conj] [modal v] [vb infin] [pron] of | 30 |
|
| 3 | [conj] could [verb] [pron] of | 7 |
|
