| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which had been [adv] [verb] | 134 |
|
| 2 | which had been [verb] for | 88 |
|
| 3 | had been [adv] [verb] for | 69 |
|
| 4 | which had [adv] [verb] for | 7 |
|
| 5 | which had been [adv] for | 5 |
|
