| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why do [pron] [vb infin] | 272 |
|
| 2 | [adv] do [pron] not [vb infin] | 162 |
|
| 3 | why do [pron] not [vb infin] | 124 |
|
| 4 | [adv] why do [pron] not | 7 |
|
