| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] have been talking about | 17 |
|
| 2 | what [pers pn] have been talking [prep] | 17 |
|
| 3 | what [pron] 've been talking [prep] | 12 |
|
| 4 | what we have been talking [prep] | 11 |
|
| 5 | what we have been talking [prep] | 11 |
|
