| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] a [noun] | 439 |
|
| 2 | we have [been] [v-ing] [noun] | 78 |
|
| 3 | we have [been] [v-ing] a | 38 |
|
| 4 | we have [been] a [noun] | 19 |
|
