| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why did [not/n't] [pron] [vb infin] | 55 |
|
| 2 | [adv] why did [not/n't] [pron] [vb infin] | 53 |
|
| 3 | then why do [not/n't] [pron] [vb infin] | 40 |
|
| 4 | then why [verb] [not/n't] [pron] [vb infin] | 40 |
|
| 5 | then why did [not/n't] [pron] [verb] | 17 |
|
| 6 | then why did [adv] [pron] [vb infin] | 17 |
|
| 7 | then [adv] did [not/n't] [pron] [vb infin] | 17 |
|
| 8 | then why [vb past] [not/n't] [pron] [vb infin] | 17 |
|
| 9 | then why did [not/n't] [pron] [vb infin] | 17 |
|
