| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [verb] on | 75 |
|
| 2 | 've be [verb] on | 75 |
|
| 3 | 've be [v-ing] on | 62 |
|
| 4 | 've be working on | 30 |
|
| 5 | 've be work on | 30 |
|
| 6 | 've be [vb pp] on | 13 |
|
| 7 | 've be concentrate on | 7 |
|
| 8 | 've be concentrating on | 7 |
|
