| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when you have been [v-ing] | 11 |
|
| 2 | when you [verb] been [v-ing] | 11 |
|
| 3 | when you [vb base] been [v-ing] | 11 |
|
| 4 | when you 've been [v-ing] | 8 |
|
