| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] [adv] [pron] [adv] | 208 |
|
| 2 | why do [adv] [pron] [adv] | 202 |
|
| 3 | [adv] did [adv] [pron] [adv] | 51 |
|
| 4 | why [vb past] [adv] [pron] [adv] | 44 |
|
