| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] [prep] some time | 39 |
|
| 2 | has been [verb] [prep] some time | 39 |
|
| 3 | has been [verb] for some time | 37 |
|
| 4 | has been [verb] for some time | 37 |
|
