| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used at [adj] [noun] | 78 |
|
| 2 | been at [adj] [noun] | 76 |
|
| 3 | been used [adj] [noun] | 8 |
|
| 4 | been used at [adj] | 7 |
|
| 5 | been used at [noun] | 6 |
|
