| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [that] [pron] [modal v] [verb] | 271 |
|
| 2 | could [vb infin] [conj] [pron] [modal v] [verb] | 34 |
|
| 3 | could [verb] [that] [pron] [modal v] [verb] | 18 |
|
