| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [noun prp] [vb past] [adv] | 23 |
|
| 2 | why [noun prp] [verb] so | 15 |
|
| 3 | why [noun prp] have [adv] | 12 |
|
| 4 | why [noun prp] [vb -s] [adv] | 12 |
|
| 5 | why [noun prp] had [adv] | 7 |
|
