| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] not i | 117 |
|
| 2 | why [verb] n't i | 116 |
|
| 3 | why do not i | 96 |
|
| 4 | why [vb past] not i | 58 |
|
| 5 | why [vb base] not i | 58 |
|
| 6 | why do not i | 48 |
|
| 7 | why did not i | 47 |
|
| 8 | why have not i | 21 |
|
| 9 | why had not i | 11 |
|
| 10 | why have not i | 10 |
|
