| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why did [pron] [vb infin] | 146 |
|
| 2 | [adv] why did [pers pn] [vb infin] | 146 |
|
| 3 | [adv] [adv] did they [vb infin] | 81 |
|
| 4 | [adv] why do they [vb infin] | 28 |
|
| 5 | [adv] why [verb] they [vb infin] | 28 |
|
| 6 | [adv] why did they [vb infin] | 12 |
|
| 7 | [adv] why did they [verb] | 12 |
|
| 8 | [adv] why [vb past] they [vb infin] | 12 |
|
