| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pers pn] | 1546 |
|
| 2 | why do n't [pers pn] | 1542 |
|
| 3 | why do [not/n't] you | 1159 |
|
| 4 | why do [not/n't] we | 230 |
|
| 5 | why do [not/n't] they | 92 |
|
| 6 | why do [not/n't] i | 48 |
|
