| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [unc] | 13417 |
|
| 2 | [prep] [art] officer | 725 |
|
| 3 | [art] officer [unc] | 205 |
|
| 4 | [prep] officer [unc] | 10 |
|
