| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [adv] | 3484 |
|
| 2 | [prep] [adv] [adj -er] | 1355 |
|
| 3 | [prep] an [adj -er] | 1070 |
|
| 4 | an [adv] [adj -er] | 802 |
|
