| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to a [noun] | 13401 |
|
| 2 | refer to [art] [noun] | 2188 |
|
| 3 | refer to [art] [noun] | 2188 |
|
| 4 | refer to a [noun] | 457 |
|
| 5 | refer [prep] a [noun] | 370 |
|
