| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [vb pp] important [noun] | 13 |
|
| 2 | has [verb] important [noun pl] | 11 |
|
| 3 | has have important [noun] | 5 |
|
| 4 | has had important [noun] | 5 |
|
