| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | work in the [adj] service | 14 |
|
| 2 | work [prep] the [adj] service | 10 |
|
| 3 | work [prep] the [adj] services | 10 |
|
| 4 | working [prep] the [adj] service | 7 |
|
| 5 | worked [prep] the [adj] service | 5 |
|
