| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could see | 3756 |
|
| 2 | who could [verb] | 1259 |
|
| 3 | who could [vb infin] | 1251 |
|
| 4 | who [modal v] see | 88 |
|
| 5 | who could see | 21 |
|
