| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did [not/n't] you [verb] | 388 |
|
| 2 | why did [not/n't] you [vb infin] | 388 |
|
| 3 | why [verb] [not/n't] you send | 9 |
|
| 4 | why do [not/n't] you send | 9 |
|
| 5 | why did [not/n't] [pron] send | 8 |
|
| 6 | why did [not/n't] [pers pn] send | 8 |
|
| 7 | [adv] did [not/n't] you send | 7 |
|
| 8 | [Wh adv] did [not/n't] you send | 6 |
|
| 9 | why did [not/n't] you send | 6 |
|
| 10 | why did [not/n't] you send | 6 |
|
| 11 | why did [adv] you send | 6 |
|
| 12 | why did [not/n't] you send | 6 |
|
| 13 | why [vb past] [not/n't] you send | 6 |
|
