| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [modal v] | 9078 |
|
| 2 | [prep] [pron] who | 3696 |
|
| 3 | [pron] who [modal v] | 1212 |
|
| 4 | [prep] who [modal v] | 254 |
|
