| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] a [noun sg] | 2204 |
|
| 2 | be a important [noun sg] | 1641 |
|
| 3 | [to-vb] a important [noun sg] | 138 |
|
| 4 | be [to-vb] a important | 23 |
|
