| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [verb] [prep] a | 1126 |
|
| 2 | [pron] work [prep] a | 610 |
|
| 3 | who work [prep] [art] | 510 |
|
| 4 | who work [prep] [art] | 510 |
|
| 5 | who work [prep] a | 126 |
|
