| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've [been] [v-ing] on | 37 |
|
| 2 | 've be [v-ing] on | 37 |
|
| 3 | 've been [v-ing] on | 37 |
|
| 4 | 've [be] working on | 13 |
|
| 5 | 've [be] going on | 7 |
|
