| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [v-ing] on [art] | 20 |
|
| 2 | 've been [v-ing] on the | 15 |
|
| 3 | 've been working on [art] | 9 |
|
| 4 | 've been [v-ing] on a | 5 |
|
