| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why they do [adv] | 91 |
|
| 2 | [vb infin] they do [adv] | 42 |
|
| 3 | [vb infin] why they do | 34 |
|
| 4 | [vb infin] why do [adv] | 7 |
|
