| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [indef pn] | 21 |
|
| 2 | why do not [indef pn] | 21 |
|
| 3 | why do [adv] [indef pn] | 21 |
|
| 4 | why do n't [indef pn] | 21 |
|
| 5 | why do [indef pn] [verb] | 27 |
|
| 6 | why do [indef pn] [vb infin] | 27 |
|
| 7 | why do [indef pn] [adv] | 5 |
|
