| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] a | 5868 |
|
| 2 | than [adv] a | 422 |
|
| 3 | than [v-ing] [adv] | 384 |
|
| 4 | than [v-ing] a | 329 |
|
