| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] about this | 17 |
|
| 2 | [verb] been [v-ing] about this | 17 |
|
| 3 | [vb base] been [v-ing] about this | 13 |
|
| 4 | 've been [v-ing] about this | 9 |
|
| 5 | [verb] been talking about this | 6 |
|
| 6 | [verb] been thinking about this | 6 |
|
