| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do not [pron] [vb infin] | 1255 |
|
| 2 | do not [pron] [vb infin] [adv] | 371 |
|
| 3 | why do not [pron] [adv] | 150 |
|
| 4 | why do [pron] [vb infin] [adv] | 74 |
|
