| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [v-ing] a [noun] | 75 |
|
| 2 | we 've been [v-ing] [noun] | 38 |
|
| 3 | we 've been [v-ing] a | 13 |
|
| 4 | we 've been a [noun] | 6 |
|
