| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] a | 6059 |
|
| 2 | or [prep] a | 2815 |
|
| 3 | or [prep] [adv] | 1787 |
|
| 4 | or [adv] a | 1164 |
|
