| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [num] [noun pl] an hour | 30 |
|
| 2 | a [num] [noun pl] an [noun sg] | 30 |
|
| 3 | [art] [num] miles an [noun sg] | 27 |
|
| 4 | [art] hundred [noun pl] an [noun sg] | 26 |
|
