| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had been [v-ing] [prep] | 1015 |
|
| 2 | had been [v-ing] [prep] some | 45 |
|
| 3 | [pron] had been [v-ing] some | 17 |
|
| 4 | [pron] had been [prep] some | 9 |
|
