| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [unc] | 923 |
|
| 2 | [noun] [prep] workers [unc] | 99 |
|
| 3 | [prep] a workers [unc] | 10 |
|
| 4 | [noun] [prep] a workers | 8 |
|
