| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] at some | 31 |
|
| 2 | have been [vb pp] at some | 22 |
|
| 3 | have been looking at some | 9 |
|
| 4 | have been look at some | 9 |
|
| 5 | have been [v-ing] at some | 9 |
|
