| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not returned to [noun] | 6 |
|
| 2 | [verb] not returned to [noun] | 6 |
|
| 3 | [vb past] not returned to [noun] | 5 |
|
| 4 | had not returned to [noun] | 5 |
|
| 5 | [verb] not returned to work | 5 |
|
| 6 | [verb] not returned to work | 5 |
|
| 7 | [verb] not returned to [noun sg] | 5 |
|
