| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] did [adv] [pron] [verb] | 634 |
|
| 2 | why did [adv] [pron] [verb] | 608 |
|
| 3 | [adv] why did [pron] [verb] | 147 |
|
| 4 | [adv] why did [adv] [pron] | 72 |
|
