| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do n't [pers pn] | 1542 |
|
| 2 | why do n't you | 1157 |
|
| 3 | why do n't we | 228 |
|
| 4 | why do n't they | 92 |
|
| 5 | why do n't i | 48 |
|
