| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] why [pron] do [adv] | 189 |
|
| 2 | understand why [pron] [verb] [adv] | 46 |
|
| 3 | understand [adv] [pron] do [adv] | 29 |
|
| 4 | understand [Wh adv] [pron] do [adv] | 29 |
|
| 5 | understand why [pron] do [adv] | 28 |
|
