| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [prep] it for | 25 |
|
| 2 | [been] working [prep] it | 21 |
|
| 3 | working [prep] it for | 8 |
|
| 4 | [been] working [prep] for | 7 |
|
