| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [verb] to | 223 |
|
| 2 | [pron] have been listening to | 43 |
|
| 3 | who have been [v-ing] to | 23 |
|
| 4 | who have been listening [prep] | 7 |
|
| 5 | who have [been] listening to | 5 |
|
| 6 | who have been listening to | 5 |
|
| 7 | who have been listen to | 5 |
|
| 8 | [Wh pn] have been listening to | 5 |
|
| 9 | who have [be] listening to | 5 |
|
| 10 | who have be listening to | 5 |
|
| 11 | who [verb] been listening to | 5 |
|
