| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] [be] doing | 2592 |
|
| 2 | [Wh det] [pron] [be] [prep] | 1572 |
|
| 3 | [pron] [be] doing [prep] | 567 |
|
| 4 | [Wh det] [pron] doing [prep] | 29 |
|
