| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] than a | 982 |
|
| 2 | [det] than [adv] a | 219 |
|
| 3 | [prep] [det] than [adv] | 139 |
|
| 4 | [prep] [det] [adv] a | 54 |
|
