| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be important for [noun pl] [to-vb] | 25 |
|
| 2 | it be important [prep] [noun pl] [to-vb] | 25 |
|
| 3 | it be important for [noun pl] [to-vb] | 25 |
|
| 4 | it is important [prep] [noun pl] [to-vb] | 19 |
|
