| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adj] hours [prep] [art] | 119 |
|
| 2 | a [adj] hours [prep] [art] | 69 |
|
| 3 | for a [adj] [prep] [art] | 55 |
|
| 4 | for a [adj] hours [prep] | 26 |
|
| 5 | for a [adj] hours [art] | 10 |
|
