| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] than an hour | 69 |
|
| 2 | [prep] [det] than [art] hour | 69 |
|
| 3 | [prep] more than [art] hour | 39 |
|
| 4 | for [det] than [art] hour | 35 |
|
| 5 | for [det] than [art] hour | 35 |
|
| 6 | [prep] less than [art] hour | 30 |
|
| 7 | in [det] than [art] hour | 24 |
|
| 8 | in [det] than [art] hour | 24 |
|
