| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun] [prep] [noun] ' | 265 |
|
| 2 | [noun] [noun] [prep] worker ['s] | 6 |
|
| 3 | [noun] [noun] [prep] worker ' | 6 |
|
| 4 | [noun] [noun] [prep] worker [unc] | 6 |
|
