| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pers pn] not | 133 |
|
| 2 | why [vb past] [pers pn] not | 84 |
|
| 3 | why did [pers pn] not | 61 |
|
| 4 | why [vb base] [pers pn] not | 51 |
|
| 5 | why [verb] you not | 50 |
|
| 6 | why [verb] he not | 48 |
|
| 7 | why do [pers pn] not | 42 |
|
| 8 | why have [pers pn] not | 40 |
|
| 9 | why [vb -s] [pers pn] not | 38 |
|
| 10 | why does [pers pn] not | 30 |
|
| 11 | why had [pers pn] not | 23 |
|
| 12 | why [verb] we not | 21 |
|
| 13 | why [verb] she not | 19 |
|
| 14 | why [verb] they not | 18 |
|
| 15 | why [verb] it not | 11 |
|
| 16 | why have [pers pn] not | 9 |
|
| 17 | why has [pers pn] not | 8 |
|
| 18 | why [verb] i not | 6 |
|
