| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] [verb] [been] [verb] | 514 |
|
| 2 | [adv] they [verb] [been] [verb] | 210 |
|
| 3 | [Wh adv] they [verb] [be] [verb] | 97 |
|
