| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been recovered from the | 14 |
|
| 2 | have been recovered from the | 14 |
|
| 3 | [vb base] been recovered from the | 6 |
|
| 4 | have been recovered from the | 5 |
|
| 5 | been recovered from the [noun] | 14 |
|
| 6 | been recovered from the [noun sg] | 10 |
|
