| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pron] can [verb] | 1183 |
|
| 2 | at which [pron] [verb] | 343 |
|
| 3 | at which [pron] can | 39 |
|
| 4 | at [pron] can [verb] | 8 |
|
