| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] they [vb infin] | 118 |
|
| 2 | why [verb] n't they [vb infin] | 118 |
|
| 3 | why do [not/n't] they [vb infin] | 75 |
|
| 4 | why [vb base] [not/n't] they [vb infin] | 75 |
|
| 5 | why did [not/n't] they [vb infin] | 43 |
|
| 6 | why [vb past] [not/n't] they [vb infin] | 43 |
|
| 7 | why [verb] [not/n't] they do | 9 |
|
| 8 | why [verb] [not/n't] they have | 8 |
|
| 9 | why [verb] [not/n't] they get | 8 |
|
| 10 | why [verb] [not/n't] they make | 6 |
|
| 11 | why [verb] [not/n't] they go | 6 |
|
| 12 | why [verb] [not/n't] they put | 5 |
|
| 13 | why [verb] [not/n't] they come | 5 |
|
