| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] did [noun prp] [vb infin] | 262 |
|
| 2 | [Wh adv] did [noun prp] [vb infin] | 185 |
|
| 3 | why [verb] [noun prp] [vb infin] | 111 |
|
| 4 | why do [noun prp] [vb infin] | 110 |
|
| 5 | why did [noun] [vb infin] | 97 |
|
| 6 | why did [noun prp] [verb] | 80 |
|
| 7 | why did [noun prp] [vb infin] | 79 |
|
| 8 | why [vb past] [noun prp] [vb infin] | 79 |
|
