| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [adv] a | 556 |
|
| 2 | [adv] [prep] [adv] a | 527 |
|
| 3 | [adv] [prep] perhaps [art] | 18 |
|
| 4 | [adv] [prep] perhaps a | 13 |
|
| 5 | [adv] [prep] perhaps a | 13 |
|
