| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [adj] police | 57 |
|
| 2 | an equal [noun pl] | 48 |
|
| 3 | an [adj] opportunities | 44 |
|
| 4 | an old [noun pl] | 43 |
|
| 5 | an open [noun pl] | 28 |
|
| 6 | an [adj] systems | 28 |
|
| 7 | an individual [noun pl] | 23 |
|
| 8 | an independent [noun pl] | 17 |
|
| 9 | an [adj] arms | 17 |
|
| 10 | an [adj] sports | 15 |
|
| 11 | an international [noun pl] | 15 |
|
| 12 | an [adj] women | 15 |
|
| 13 | an [adj] relations | 12 |
|
| 14 | an american [noun pl] | 12 |
|
| 15 | an industrial [noun pl] | 11 |
|
| 16 | an [adj] personnel | 11 |
|
| 17 | an [adj] airlines | 11 |
|
| 18 | an excellent [noun pl] | 10 |
|
| 19 | an effective [noun pl] | 9 |
|
| 20 | an unmarked [noun pl] | 9 |
|
| 21 | an [adj] folks | 9 |
|
| 22 | an [adj] communications | 9 |
|
| 23 | an [adj] windows | 9 |
|
| 24 | an official [noun pl] | 8 |
|
| 25 | an annual [noun pl] | 8 |
|
| 26 | an [adj] girls | 7 |
|
| 27 | an appropriate [noun pl] | 7 |
|
| 28 | an [adj] children | 7 |
|
| 29 | an applied [noun pl] | 7 |
|
| 30 | an important [noun pl] | 7 |
|
