| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they have been [v-ing] | 54 |
|
| 2 | [conj] they have been [adj] | 52 |
|
| 3 | they have been [v-ing] [adj] | 17 |
|
| 4 | [conj] have been [v-ing] [adj] | 5 |
|
