| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used work [prep] the [noun] [noun sg] | 13 |
|
| 2 | used to work [prep] the [noun] [noun] | 13 |
|
| 3 | used work [prep] the [noun sg] [noun] | 11 |
|
| 4 | used work in the [noun] [noun] | 8 |
|
