| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pron] [vb infin] [pron] | 683 |
|
| 2 | why [verb] [not/n't] [pron] [vb infin] [pron] | 683 |
|
| 3 | [adv] did [not/n't] [pron] [vb infin] [pron] | 302 |
|
| 4 | why [vb past] [not/n't] [pron] [vb infin] [pron] | 292 |
|
| 5 | why did [not/n't] [pron] [verb] [pron] | 292 |
|
| 6 | why did [adv] [pron] [vb infin] [pron] | 292 |
|
