| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did [noun] [vb infin] | 97 |
|
| 2 | why [verb] [noun pl] [vb infin] | 93 |
|
| 3 | why do [noun pl] [vb infin] | 92 |
|
| 4 | [adv] did [noun pl] [vb infin] | 55 |
|
| 5 | [Wh adv] did [noun pl] [vb infin] | 34 |
|
| 6 | why did [noun pl] [vb infin] | 14 |
|
| 7 | why [vb past] [noun pl] [vb infin] | 14 |
|
| 8 | why did [noun pl] [verb] | 14 |
|
