| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] hours a | 11 |
|
| 2 | [prep] a [adj] hours a | 11 |
|
| 3 | [conj] a [adj] hours a | 8 |
|
| 4 | [coord] a [adj] hours a | 7 |
|
| 5 | and a [adj] hours a | 7 |
|
| 6 | and a [adj] hours a | 7 |
|
| 7 | for a [adj] hours a | 6 |
|
| 8 | for a [adj] hours a | 6 |
|
| 9 | a [adj] hours [prep] a | 20 |
|
| 10 | a [adj] hours [prep] a | 20 |
|
| 11 | a [adj] hours at a | 5 |
|
| 12 | a [adj] hours at a | 5 |
|
| 13 | a [adj] hours a [noun] | 28 |
|
| 14 | a [adj] hours a [noun sg] | 28 |
|
| 15 | a [adj] hours a week | 12 |
|
| 16 | a [adj] hours a week | 12 |
|
| 17 | a [adj] hours a day | 6 |
|
| 18 | a [adj] hours a day | 6 |
|
