| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] perhaps a | 24 |
|
| 2 | although perhaps a | 6 |
|
| 3 | except perhaps a | 5 |
|
| 4 | than perhaps a | 5 |
|
| 5 | [subord] perhaps an | 5 |
|
