| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] it | 102 |
|
| 2 | have been [v-ing] it for | 85 |
|
| 3 | been [v-ing] [prep] it for | 24 |
|
| 4 | have been [v-ing] [prep] for | 21 |
|
| 5 | have been [prep] it for | 20 |
|
