| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why it is [adv] [adj] that | 13 |
|
| 2 | why it is [adv] [adj] [that] | 13 |
|
| 3 | why it is so [adj] [that] | 11 |
|
| 4 | why it is so [adj] [that] | 11 |
|
| 5 | why it is [adv] important [that] | 10 |
|
