| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] hours [prep] [noun sg] | 53 |
|
| 2 | a [det] hours [prep] [noun sg] | 52 |
|
| 3 | a few hours [prep] [noun sg] | 34 |
|
| 4 | a few hours [prep] [noun sg] | 34 |
|
| 5 | a [adj] hours of [noun sg] | 23 |
|
| 6 | a half hours [prep] [noun sg] | 18 |
|
| 7 | a half hours [prep] [noun sg] | 18 |
|
| 8 | a [adj] hours after [noun sg] | 9 |
|
| 9 | a [adj] hours in [noun sg] | 7 |
|
