| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] [been] [verb] at several | 6 |
|
| 2 | [verb] [been] [verb] at several [noun pl] | 7 |
|
| 3 | [verb] [been] [verb] at several [noun] | 7 |
|
