| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [adv] [pers pn] [vb infin] | 1946 |
|
| 2 | [coord] do [adv] [pers pn] [vb infin] | 231 |
|
| 3 | [coord] why do [pers pn] [vb infin] | 198 |
|
| 4 | [coord] why do [adv] [pers pn] | 72 |
|
