| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] hours [art] | 21 |
|
| 2 | [prep] [art] [det] hours [art] | 20 |
|
| 3 | [prep] [art] few hours [art] | 20 |
|
| 4 | [prep] [art] few hours [art] | 20 |
|
| 5 | [prep] [art] [adj] hours the | 14 |
|
| 6 | [prep] [art] [adj] hours a | 12 |
|
| 7 | for [art] [adj] hours [art] | 10 |
|
| 8 | [prep] the [adj] hours [art] | 8 |
|
| 9 | [prep] [art] [adj] hours [art] | 6 |
|
