| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] for a | 98 |
|
| 2 | have n't been [adv] for | 54 |
|
| 3 | have n't been for a | 15 |
|
| 4 | n't been [adv] for a | 12 |
|
