| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] than half a hour [adv] | 10 |
|
| 2 | [det] than half a hour [adv] | 9 |
|
| 3 | more than half a hour [adv] | 5 |
|
| 4 | more than half a hour [adv] | 5 |
|
