| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they 've been [prep] [pers pn] | 5 |
|
| 2 | they 've been [verb] [prep] [pers pn] | 11 |
|
| 3 | they 've been [v-ing] [prep] [pers pn] | 7 |
|
