| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] i had been [v-ing] [prep] | 14 |
|
| 2 | [Wh det] i had been [v-ing] for | 9 |
|
| 3 | what i had been [v-ing] [prep] | 7 |
|
| 4 | which i had been [v-ing] [prep] | 7 |
|
