| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be work on | 172 |
|
| 2 | have be work on | 170 |
|
| 3 | 've be work [prep] | 78 |
|
| 4 | 've be [verb] on | 75 |
|
| 5 | [vb base] be work on | 70 |
|
| 6 | 've [be] work on | 30 |
|
