| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] [num] hours [verb] | 7 |
|
| 2 | i spend [num] hours [verb] | 6 |
|
| 3 | i spent [num] hours [verb] | 6 |
|
| 4 | i [verb] [num] hours [v-ing] | 6 |
|
| 5 | i [vb past] [num] hours [verb] | 6 |
|
