| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a | 361205 |
|
| 2 | [noun] [prep] [unc] | 19596 |
|
| 3 | [prep] a [unc] | 2232 |
|
| 4 | [noun] a [unc] | 139 |
|
