| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] should [pron] | 268 |
|
| 2 | [Wh det] should [pers pn] | 262 |
|
| 3 | [Wh det] [modal v] they | 180 |
|
| 4 | [pron] should they | 17 |
|
| 5 | [Wh det] should they | 6 |
|
