| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [verb] [adv] [art] | 140 |
|
| 2 | [modal v] [verb] at [adv] [art] | 92 |
|
| 3 | which [modal v] [verb] at [art] | 30 |
|
| 4 | which [modal v] [verb] at [adv] | 19 |
|
| 5 | which [verb] at [adv] [art] | 8 |
|
