| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] [prep] a [det] hour | 13 |
|
| 2 | [vb past] [adv prt] [prep] a [det] hour | 5 |
|
| 3 | [adv prt] [prep] a [det] hour [prep] | 5 |
|
| 4 | [adv prt] [prep] a [det] hour [prep] | 5 |
|
