| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [prep] a [det] | 391 |
|
| 2 | [prep] a [det] hours | 322 |
|
| 3 | [adv prt] [prep] [det] hours | 21 |
|
| 4 | [adv prt] a [det] hours | 8 |
|
