| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adv] | 22043 |
|
| 2 | [prep] [be] [adv] | 18217 |
|
| 3 | [be] a [adv] | 15783 |
|
| 4 | [prep] [be] a | 13753 |
|
