| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [pron] [verb] a [noun sg] | 1268 |
|
| 2 | [Wh adv] [pron] [verb] a [noun sg] | 671 |
|
| 3 | [Wh adv] [modal v] [pron] [verb] a | 192 |
|
| 4 | [Wh adv] [modal v] [pron] [verb] [noun sg] | 144 |
|
