| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why they [vb base] n't | 22 |
|
| 2 | [vb infin] why they [vb base] n't | 16 |
|
| 3 | be why they [vb base] n't | 11 |
|
| 4 | 's why they [vb base] n't | 11 |
|
| 5 | [is] why they [vb base] n't | 11 |
|
| 6 | know why they [vb base] n't | 11 |
|
| 7 | know why they [vb base] n't | 11 |
|
| 8 | [be] why they [vb base] n't | 11 |
|
| 9 | why they [vb base] n't [verb] | 40 |
|
| 10 | why they [vb base] n't [vb infin] | 32 |
|
| 11 | why they [vb base] n't [vb pp] | 7 |
|
| 12 | why they [vb base] n't [adv] | 5 |
|
| 13 | why they [vb base] n't have | 5 |
|
| 14 | why they [vb base] n't have | 5 |
|
| 15 | why they [vb base] n't [adv] | 5 |
|
