| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] have been playing | 22 |
|
| 2 | who [verb] been playing | 22 |
|
| 3 | [Wh pn] [vb past] been playing | 11 |
|
| 4 | [Wh pn] has been playing | 9 |
|
| 5 | [Wh pn] [vb -s] been playing | 9 |
|
| 6 | [Wh pn] had been playing | 7 |
|
