| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on [noun] [unc] | 5475 |
|
| 2 | on [noun pl] [unc] | 686 |
|
| 3 | [prep] employers [unc] | 103 |
|
| 4 | on employer [unc] | 17 |
|
