| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [Wh det] [pron] [modal v] | 86 |
|
| 2 | [adv] [prep] [Wh det] [pron] [vb mod] | 86 |
|
| 3 | [adv] [prep] [pron] [pron] could | 34 |
|
| 4 | [adv] [prep] [Wh det] [pron] could | 28 |
|
| 5 | [adv] [prep] [Wh det] [pron] could | 15 |
|
