| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] that had been [v-ing] | 25 |
|
| 2 | [noun pl] [that] had been [v-ing] | 25 |
|
| 3 | [noun pl] that had been [v-ing] | 25 |
|
| 4 | [noun pl] [coord] had been [v-ing] | 7 |
|
| 5 | [noun pl] and had been [v-ing] | 6 |
|
| 6 | [noun pl] and had been [v-ing] | 6 |
|
