| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] why [vb past] it [verb] | 10 |
|
| 2 | [conj] why [vb past] it [verb] | 10 |
|
| 3 | [conj] why did it [verb] | 9 |
|
| 4 | [conj] why [vb past] it [vb infin] | 9 |
|
| 5 | but why [vb past] it [verb] | 5 |
|
| 6 | but why [vb past] it [verb] | 5 |
|
