| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [verb] | 2233 |
|
| 2 | had been [verb] for | 1516 |
|
| 3 | been [verb] [verb] for | 187 |
|
| 4 | had [verb] [verb] for | 179 |
|
