| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [det] hours | 324 |
|
| 2 | [prep] a [det] hours | 324 |
|
| 3 | to a [det] [noun] | 190 |
|
| 4 | to a [det] [noun pl] | 126 |
|
| 5 | to a [det] hour | 7 |
|
| 6 | to a [adj] hours | 7 |
|
| 7 | to a [det] hours | 6 |
|
| 8 | to [art] [det] hours | 6 |
|
