| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] [noun] | 687500 |
|
| 2 | [art] certain [noun] | 4697 |
|
| 3 | [art] certain [noun] | 4697 |
|
| 4 | a certain [noun] | 4627 |
|
