| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [art] | 2125 |
|
| 2 | have been [v-ing] at | 446 |
|
| 3 | have been at [art] | 379 |
|
| 4 | been [v-ing] at [art] | 195 |
|
