| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [adv] been [v-ing] for | 35 |
|
| 2 | had already been [v-ing] for | 9 |
|
| 3 | had already been [v-ing] for | 9 |
|
| 4 | had [not/n't] been [v-ing] for | 7 |
|
| 5 | had not been [v-ing] for | 7 |
|
| 6 | had not been [v-ing] for | 5 |
|
