| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who work [prep] a [noun sg] | 73 |
|
| 2 | [Wh pn] worked [prep] a [noun sg] | 39 |
|
| 3 | [Wh pn] work as a [noun sg] | 30 |
|
| 4 | [Wh pn] works [prep] a [noun sg] | 30 |
|
| 5 | [Wh pn] work in a [noun sg] | 18 |
|
| 6 | [Wh pn] work for a [noun sg] | 14 |
|
