| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why they [vb base] [adv] | 27 |
|
| 2 | why they [vb past] [adv] | 17 |
|
| 3 | why they have [adv] | 17 |
|
| 4 | why they [verb] so | 16 |
|
| 5 | why they had [adv] | 7 |
|
| 6 | why they have [adv] | 7 |
|
| 7 | why they do [adv] | 5 |
|
| 8 | why they [verb] never | 5 |
|
