| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] it [is] so important [verb] | 5 |
|
| 2 | why it [is] so important [verb] | 5 |
|
| 3 | [Wh adv] it [is] so important [verb] | 5 |
|
| 4 | [Wh adv] it [is] so important [to-vb] | 5 |
|
