| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] hours a [noun sg] | 27 |
|
| 2 | [art] [det] hours a [noun sg] | 24 |
|
| 3 | [art] few hours a [noun sg] | 17 |
|
| 4 | [art] few hours a [noun sg] | 17 |
|
| 5 | [art] [adj] hours a week | 14 |
|
| 6 | [art] [adj] hours a day | 7 |
|
| 7 | [art] half hours a [noun sg] | 7 |
|
| 8 | [art] half hours a [noun sg] | 7 |
|
| 9 | [art] [num] hours a [noun sg] | 6 |
|
