| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [pron] had be [v-ing] | 7 |
|
| 2 | i [vb past] [pron] had been [v-ing] | 7 |
|
| 3 | i [vb past] [pron] had [been] [v-ing] | 7 |
|
| 4 | i [vb past] [pers pn] had [be] [v-ing] | 5 |
|
