| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did n't you [vb infin] [adv prt] | 13 |
|
| 2 | why [vb past] n't you [vb infin] [adv prt] | 13 |
|
| 3 | why [vb past] n't you come [adv prt] | 6 |
|
| 4 | why [vb past] n't you [vb infin] up | 5 |
|
