| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [verb] [pron] | 1867 |
|
| 2 | activity which [vb mod] [verb] | 42 |
|
| 3 | activity which [verb] [pron] | 22 |
|
| 4 | activity [vb mod] [verb] [pron] | 6 |
|
