| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] working on [pron] for | 8 |
|
| 2 | have [be] [verb] on it for | 7 |
|
| 3 | have [be] working on it [prep] | 7 |
|
| 4 | have [be] working [prep] it for | 7 |
|
| 5 | have [be] working [prep] it for | 7 |
|
| 6 | [verb] [be] working on it for | 6 |
|
| 7 | have [be] working on it for | 6 |
|
| 8 | have [be] [v-ing] on it for | 6 |
|
| 9 | have [be] work on it for | 6 |
|
