| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [det] | 2702 |
|
| 2 | [noun] [prep] a [no cls] | 716 |
|
| 3 | [noun] [prep] [det] [no cls] | 585 |
|
| 4 | [prep] a [det] [no cls] | 17 |
|
