| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb -s] not [pers pn] [vb infin] [adv] | 13 |
|
| 2 | why does [adv] [pers pn] [vb infin] [adv] | 13 |
|
| 3 | why [vb -s] n't [pers pn] [vb infin] [adv] | 13 |
|
| 4 | why [vb -s] [adv] [pers pn] [vb infin] [adv] | 13 |
|
| 5 | why [vb -s] [not/n't] [pers pn] [vb infin] [adv] | 13 |
|
| 6 | why [vb -s] [adv] [pers pn] [vb infin] [adv] | 8 |
|
| 7 | why [vb -s] [adv] [pers pn] [vb infin] [adv prt] | 5 |
|
| 8 | why [vb -s] [adv] it [vb infin] [adv] | 5 |
|
