| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | more than a hour [prep] | 18 |
|
| 2 | more than a hour [prep] | 18 |
|
| 3 | more than an hour [prep] | 18 |
|
| 4 | more than a hour of | 5 |
|
| 5 | more than a hour of | 5 |
|
