| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] it [prep] [prep] | 48 |
|
| 2 | [be] [prep] working [prep] | 8 |
|
| 3 | it [prep] working [prep] | 7 |
|
| 4 | [be] it [prep] working | 7 |
|
