| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pron] | 1495 |
|
| 2 | why do [pers pn] | 1485 |
|
| 3 | [adv] do they | 715 |
|
| 4 | [Wh adv] do they | 480 |
|
| 5 | why [verb] they | 364 |
|
| 6 | why do they | 313 |
|
| 7 | why [vb base] they | 217 |
|
| 8 | why do they | 184 |
|
| 9 | why do they | 184 |
|
