| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] hours [verb] | 74 |
|
| 2 | only a [adj] hours | 71 |
|
| 3 | only a [adj] [verb] | 40 |
|
| 4 | only [adj] hours [verb] | 14 |
|
