| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do not [pron] [vb infin] | 1963 |
|
| 2 | do not [pron] ever [vb infin] | 111 |
|
| 3 | why do not [pron] ever | 18 |
|
| 4 | why do [pron] ever [vb infin] | 7 |
|
