| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] they [vb infin] [adv] | 14 |
|
| 2 | why do they [verb] [adv] | 14 |
|
| 3 | why [verb] they [verb] so | 10 |
|
| 4 | why [vb base] they [verb] [adv] | 9 |
|
| 5 | why do they [verb] [adv] | 8 |
|
| 6 | why [vb past] they [verb] [adv] | 7 |
|
| 7 | why did they [verb] [adv] | 6 |
|
