| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [be] [pers pn] [prep] working [prep] | 7 |
|
| 2 | what [be] [pers pn] [prep] working [prep] | 7 |
|
| 3 | [pron] [be] [pers pn] [prep] working [prep] | 7 |
|
| 4 | [Wh det] [be] [pers pn] [prep] working [prep] | 7 |
|
