| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [prep] a | 12460 |
|
| 2 | than [prep] a | 746 |
|
| 3 | than [vb base] [prep] | 137 |
|
| 4 | than [vb base] a | 76 |
|
