| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be important [prep] us [to-vb] | 21 |
|
| 2 | it be important [prep] us [to-vb] | 21 |
|
| 3 | it be important for us [to-vb] | 18 |
|
| 4 | it be important for us [to-vb] | 18 |
|
| 5 | it is important [prep] us [to-vb] | 13 |
|
| 6 | it was important [prep] us [to-vb] | 5 |
|
