| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [num] hours [verb] | 160 |
|
| 2 | [adv] [num] hours [verb] | 112 |
|
| 3 | [adv] [verb] [num] [verb] | 88 |
|
| 4 | [adv] [verb] [num] hours | 85 |
|
| 5 | [adv] [verb] hours [verb] | 7 |
|
