| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] why do | 414 |
|
| 2 | but why do | 214 |
|
| 3 | [coord] why did | 194 |
|
| 4 | and why do | 194 |
|
| 5 | [coord] why do | 159 |
|
| 6 | [coord] why does | 61 |
|
| 7 | or why do | 6 |
|
