| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] work [prep] the nhs | 5 |
|
| 2 | who work [prep] the nhs | 5 |
|
| 3 | [pron] work [prep] the nhs | 5 |
|
| 4 | who work [prep] the nhs | 5 |
|
| 5 | [pron] work in the nhs | 5 |
|
