| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be an important [noun] | 156 |
|
| 2 | it be an important [noun sg] | 154 |
|
| 3 | it is an important [noun] | 86 |
|
| 4 | it was an important [noun] | 37 |
|
| 5 | it 's an important [noun] | 33 |
|
| 6 | it be an important part | 14 |
|
| 7 | it be an important part | 14 |
|
| 8 | it be an important issue | 7 |
|
| 9 | it be an important issue | 7 |
|
| 10 | it be an important matter | 6 |
|
| 11 | it be an important factor | 6 |
|
| 12 | it be an important factor | 6 |
|
| 13 | it be an important matter | 6 |
|
| 14 | it be an important aspect | 5 |
|
| 15 | it be an important aspect | 5 |
|
