| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [adv] a | 672 |
|
| 2 | [prep] [adv] [adv] a | 659 |
|
| 3 | [prep] [adv] about [art] | 66 |
|
| 4 | [prep] [adv] about a | 8 |
|
