| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] a | 594 |
|
| 2 | you have been [v-ing] [prep] | 192 |
|
| 3 | you have been [v-ing] a | 29 |
|
| 4 | you have been [prep] a | 25 |
|
