| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] a [noun pl] | 593 |
|
| 2 | a [noun pl] officer | 244 |
|
| 3 | [conj] a officer | 51 |
|
| 4 | [conj] [noun pl] officer | 23 |
|
