| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [verb] [noun sg] | 1066 |
|
| 2 | change which [modal v] [verb] | 59 |
|
| 3 | change [modal v] [verb] [noun sg] | 48 |
|
| 4 | change which [verb] [noun sg] | 22 |
|
