| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [pers pn] have been [v-ing] at | 8 |
|
| 2 | [coord] [pers pn] have been looking at | 7 |
|
| 3 | [coord] [pers pn] had been [v-ing] at | 5 |
|
