| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | someone who [vb mod] | 305 |
|
| 2 | someone who [modal v] | 305 |
|
| 3 | [pron] who could | 213 |
|
| 4 | [indef pn] who could | 188 |
|
| 5 | someone [pron] could | 102 |
|
| 6 | someone who could | 61 |
|
| 7 | someone who could | 61 |
|
