| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had been [v-ing] [prep] | 759 |
|
| 2 | [conj] [pers pn] had been [v-ing] | 702 |
|
| 3 | [conj] [pers pn] had been [prep] | 634 |
|
| 4 | [conj] had been [v-ing] [prep] | 80 |
|
