| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] than [num] | 255 |
|
| 2 | [adj] than about [num] | 76 |
|
| 3 | [prep] [adj] about [num] | 56 |
|
| 4 | [prep] [adj] than about | 22 |
|
