| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] [modal v] [vb infin] a | 1671 |
|
| 2 | [Wh adv] [pron] [modal v] [vb infin] [art] | 701 |
|
| 3 | [Wh adv] [pron] [modal v] [vb infin] [art] | 701 |
|
| 4 | [Wh adv] [pron] [modal v] [vb infin] a | 262 |
|
| 5 | [Wh adv] [pron] [modal v] [verb] a | 237 |
|
