| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [verb] in [noun] | 725 |
|
| 2 | been [verb] in several [noun] | 37 |
|
| 3 | [vb base] been [verb] in several | 9 |
|
| 4 | [vb base] been [verb] several [noun] | 9 |
|
