| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [verb] [prep] [be] | 757 |
|
| 2 | [pron] [pron] [vb -s] [prep] [be] | 357 |
|
| 3 | [Wh det] [pron] [vb -s] [prep] [be] | 263 |
|
| 4 | what [pron] [vb -s] [prep] [be] | 189 |
|
