| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] [art] | 389 |
|
| 2 | been [v-ing] up [prep] [art] | 41 |
|
| 3 | have been [v-ing] up [prep] | 25 |
|
| 4 | have been [v-ing] up [art] | 9 |
|
