| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] did [not/n't] [pron] | 1077 |
|
| 2 | why did [not/n't] [pron] | 681 |
|
| 3 | [adv] why did [pron] | 160 |
|
| 4 | [adv] why did [not/n't] | 76 |
|
| 5 | [adv] why [not/n't] [pron] | 6 |
|
