| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [verb] that a | 587 |
|
| 2 | it be important [verb] that | 508 |
|
| 3 | it be important [verb] a | 92 |
|
| 4 | be important [verb] that a | 23 |
|
| 5 | it be important that a | 18 |
|
