| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] n't [pron] [verb] | 2093 |
|
| 2 | why [verb] n't [pron] [vb infin] | 1949 |
|
| 3 | why [verb] n't [pron] tell | 160 |
|
| 4 | [adv] [verb] n't [pron] tell | 151 |
|
| 5 | why [verb] [not/n't] [pron] tell | 149 |
|
| 6 | why [verb] [adv] [pron] tell | 149 |
|
| 7 | why [verb] not [pron] tell | 149 |
|
