| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] [adv] for | 219 |
|
| 2 | has been [verb] for some | 55 |
|
| 3 | been [verb] [adv] for some | 45 |
|
| 4 | has been [adv] for some | 11 |
|
