| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | work out at [n mass] a | 9 |
|
| 2 | work out at [noun] a | 9 |
|
| 3 | work out at a [noun sg] | 10 |
|
| 4 | work out at a [noun] | 10 |
|
| 5 | work out at a [adj] | 7 |
|
| 6 | work out at a [adj] | 7 |
|
