| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | working group [verb] [art] [adj] [noun] | 8 |
|
| 2 | working group [verb] [art] [adj] [noun] | 8 |
|
| 3 | working group [verb] [prep] [adj] [noun] | 5 |
|
| 4 | working group [verb] [prep] [adj] [noun] | 5 |
|
