| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | perhaps it 's [conj] | 15 |
|
| 2 | perhaps it 's [conj] | 15 |
|
| 3 | perhaps it 's [subord] | 13 |
|
| 4 | perhaps it 's because | 10 |
|
| 5 | perhaps it 's because | 10 |
|
