| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why not [vb infin] [adv prt] | 58 |
|
| 2 | why [not/n't] [vb infin] [adv prt] | 58 |
|
| 3 | why [not/n't] [vb infin] in | 13 |
|
| 4 | why [not/n't] [vb infin] up | 12 |
|
| 5 | why [not/n't] go [adv prt] | 10 |
|
| 6 | why [not/n't] [vb infin] out | 9 |
|
| 7 | why [not/n't] [vb infin] along | 7 |
|
| 8 | why [not/n't] [vb infin] off | 5 |
|
| 9 | why [not/n't] [vb infin] down | 5 |
|
| 10 | why [not/n't] get [adv prt] | 5 |
|
