| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which has been [adv] [verb] | 155 |
|
| 2 | has been [adv] [verb] for | 133 |
|
| 3 | which has been [verb] for | 81 |
|
| 4 | which has been [adv] for | 9 |
|
| 5 | which has [adv] [verb] for | 8 |
|
