| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an officer [unc] | 23 |
|
| 2 | [prep] an officer ['s] | 23 |
|
| 3 | [prep] an officer 's | 18 |
|
| 4 | [prep] an officer [unc] | 18 |
|
| 5 | [prep] an officer 's | 18 |
|
| 6 | of an officer [unc] | 9 |
|
| 7 | of an officer [unc] | 9 |
|
| 8 | in an officer [unc] | 5 |
|
| 9 | [prep] an officers [unc] | 5 |
|
| 10 | [prep] an officer ' | 5 |
|
| 11 | in an officer [unc] | 5 |
|
| 12 | [prep] an officer ' | 5 |
|
