| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [adj] [noun] | 854 |
|
| 2 | [conj] have been [v-ing] [noun] | 57 |
|
| 3 | [conj] have been [v-ing] [adj] | 31 |
|
| 4 | [conj] have been [adj] [noun] | 27 |
|
