| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [art] | 2125 |
|
| 2 | have been on [art] | 684 |
|
| 3 | have been [v-ing] on | 530 |
|
| 4 | been [v-ing] on [art] | 254 |
|
