| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adv] [prep] us | 7 |
|
| 2 | it is [adv] [adv] [prep] us | 6 |
|
| 3 | it is [adv] [adj] [prep] us | 46 |
|
| 4 | it is [adv] [adj] [prep] us | 44 |
|
| 5 | it is [adv] important [prep] us | 7 |
|
| 6 | it is [adv] important [prep] us | 7 |
|
| 7 | it is [adv] [adv] [prep] us | 6 |
|
| 8 | it is [adv] [verb] [prep] us | 5 |
|
| 9 | it is [adv] [vb pp] [prep] us | 5 |
|
| 10 | it is [adv] difficult [prep] us | 5 |
|
| 11 | it is [adv] difficult [prep] us | 5 |
|
| 12 | it is [adv] [prep] us [verb] | 22 |
|
| 13 | it is [adv] [prep] us [to-vb] | 22 |
|
