| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] we had been [v-ing] [prep] | 6 |
|
| 2 | if we [vb past] been [v-ing] [prep] | 5 |
|
| 3 | [subord] we [vb past] been [v-ing] for | 5 |
|
