| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] | 490653 |
|
| 2 | [prep] [noun] [art] | 29785 |
|
| 3 | a [noun] [art] | 5381 |
|
| 4 | [prep] a [art] | 504 |
|
