| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] [noun] a week | 79 |
|
| 2 | a [adj] [noun pl] a week | 46 |
|
| 3 | a [adj] hours a [noun] | 27 |
|
| 4 | a [adj] hours a [noun sg] | 27 |
|
| 5 | [art] [adj] hours a week | 14 |
|
| 6 | [art] [adj] hours a week | 14 |
|
| 7 | a [adj] hours [art] week | 13 |
|
| 8 | a [adj] hours [art] week | 13 |
|
| 9 | a [adj] hour a week | 12 |
|
| 10 | a [adj] hours a week | 12 |
|
| 11 | a [adj] hours a week | 12 |
|
| 12 | a [adj] hours a week | 12 |
|
