| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i had been [v-ing] [prep] [det] | 6 |
|
| 2 | i had [been] [v-ing] [prep] [det] | 6 |
|
| 3 | i had be [v-ing] [prep] [det] | 6 |
|
| 4 | i had [be] [v-ing] for [det] | 5 |
|
