| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why have [pron] not [vb pp] | 9 |
|
| 2 | why have [pron] not [verb] | 9 |
|
| 3 | why have [pron] not [verb] | 9 |
|
| 4 | why have [pers pn] not [verb] | 9 |
|
| 5 | why have you not [verb] | 6 |
|
| 6 | why have you not [verb] | 6 |
|
