| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] only a [adj] [noun] | 533 |
|
| 2 | [prep] only a [adj] [noun pl] | 218 |
|
| 3 | [prep] [adv] a [adj] hours | 36 |
|
| 4 | [prep] [adv] a [adj] hours | 36 |
|
| 5 | [prep] only a [adj] hours | 19 |
|
| 6 | [prep] only a [adj] hour | 19 |
|
| 7 | [prep] only a [adj] hours | 19 |
|
| 8 | [prep] only [art] [adj] hours | 19 |
|
| 9 | [prep] only [art] [adj] hours | 19 |
|
