| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have work | 325 |
|
| 2 | who have worked | 305 |
|
| 3 | who had work | 146 |
|
| 4 | who have work | 83 |
|
| 5 | who has work | 67 |
|
| 6 | who have to work | 19 |
|
| 7 | who 've work | 19 |
|
| 8 | who 'd work | 7 |
|
