| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [pron] had been [v-ing] | 196 |
|
| 2 | [verb] [pron] had been [v-ing] | 146 |
|
| 3 | [verb] [noun pl] [pron] had been | 44 |
|
| 4 | [verb] [noun pl] had been [v-ing] | 12 |
|
