| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] could | 25679 |
|
| 2 | [conj] who [vb mod] | 767 |
|
| 3 | [conj] who [modal v] | 767 |
|
| 4 | [conj] who could | 100 |
|
