| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pron] [vb infin] | 1257 |
|
| 2 | do [not/n't] [pron] both [vb infin] | 7 |
|
| 3 | why do [not/n't] [pron] both | 7 |
|
