| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had been [v-ing] | 2412 |
|
| 2 | had been [v-ing] for | 496 |
|
| 3 | [pers pn] had been for | 72 |
|
| 4 | [pers pn] been [v-ing] for | 21 |
|
