| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pers pn] 've been talking about | 14 |
|
| 2 | what [pers pn] 've been [v-ing] about | 14 |
|
| 3 | [Wh det] we 've been [v-ing] about | 10 |
|
