| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] [adj] [noun] headquarters | 8 |
|
| 2 | at the [adj] [noun] headquarters | 8 |
|
| 3 | at the [adj] [noun] headquarters | 8 |
|
| 4 | at [art] [adj] [noun] headquarters | 8 |
|
