| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why does it [vb infin] | 77 |
|
| 2 | why did it [vb infin] | 66 |
|
| 3 | why do it have | 28 |
|
| 4 | why do it matter | 17 |
|
| 5 | why do it happen | 13 |
|
| 6 | why do it take | 8 |
|
| 7 | why do it do | 5 |
|
