| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why there [is] [adv] | 25 |
|
| 2 | why there is [adv] | 18 |
|
| 3 | why there [is] so | 15 |
|
| 4 | why there 's [adv] | 7 |
|
