| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] for hour at [art] [noun] | 7 |
|
| 2 | [noun] for hour at [art] [noun] | 6 |
|
| 3 | for [adj] hour at [art] [noun] | 15 |
|
| 4 | for [num] hour at [art] [noun] | 12 |
|
