| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [unc] | 1810 |
|
| 2 | [unc] [prep] a | 1711 |
|
| 3 | [unc] [prep] [unc] | 1346 |
|
| 4 | [unc] a [unc] | 134 |
|
