| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they had been [adj] | 122 |
|
| 2 | [conj] they had been [v-ing] | 98 |
|
| 3 | they had been [v-ing] [adj] | 22 |
|
| 4 | [conj] had been [v-ing] [adj] | 11 |
|
