| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we have been [v-ing] these | 6 |
|
| 2 | we [vb base] been [v-ing] these | 6 |
|
| 3 | we [verb] been [v-ing] these | 6 |
|
| 4 | we 've been [v-ing] these | 5 |
|
