| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do n't you tell | 132 |
|
| 2 | why did n't [pers pn] tell | 121 |
|
| 3 | why do n't [pers pn] tell | 26 |
|
| 4 | why do n't he tell | 6 |
|
