| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] [adj] [noun] | 40733 |
|
| 2 | at [art] [adj] [noun] | 26933 |
|
| 3 | [prep] [art] national [noun] | 8432 |
|
| 4 | [prep] [art] national [noun] | 8432 |
|
| 5 | at [art] national [noun] | 499 |
|
| 6 | at [art] national [noun] | 499 |
|
