| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] [pers pn] [modal v] | 349 |
|
| 2 | about [Wh det] [pers pn] [modal v] | 180 |
|
| 3 | about [Wh det] [verb] [pers pn] | 33 |
|
| 4 | about [verb] [pers pn] [modal v] | 6 |
|
