| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] [noun] | 6833 |
|
| 2 | [prep] a [noun] [num] | 2156 |
|
| 3 | [prep] [det] [noun] [num] | 753 |
|
| 4 | [prep] a [det] [num] | 192 |
|
| 5 | a [det] [noun] [num] | 26 |
|
