| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been work on | 93 |
|
| 2 | who have been [verb] on | 86 |
|
| 3 | who have been work [prep] | 29 |
|
| 4 | who have been work [prep] | 29 |
|
| 5 | who have be work on | 10 |
|
| 6 | who [verb] been work on | 10 |
|
| 7 | who have [been] work on | 10 |
|
| 8 | who have been work on | 10 |
|
| 9 | who have [be] work on | 10 |
|
