| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [conj] [v-ing] for | 6 |
|
| 2 | had been [verb] [coord] [v-ing] for | 6 |
|
| 3 | had been [verb] and [v-ing] for | 5 |
|
| 4 | had been [verb] and [v-ing] for | 5 |
|
