| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] [was/were] doing at | 15 |
|
| 2 | what [pron] [was/were] do at | 14 |
|
| 3 | [Wh det] [pers pn] [was/were] do at | 14 |
|
| 4 | [Wh det] [pron] was do at | 8 |
|
| 5 | [Wh det] [pron] were do at | 7 |
|
