| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] had been [v-ing] for [pron] | 7 |
|
| 2 | [noun pl] had [been] [v-ing] for [pron] | 7 |
|
| 3 | [noun pl] had [be] [v-ing] for [pron] | 7 |
|
| 4 | [noun pl] had be [v-ing] for [pron] | 7 |
|
