| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adv] [verb] | 1804 |
|
| 2 | [vb infin] [conj] it is [adv] | 211 |
|
| 3 | [vb infin] [conj] it is [verb] | 78 |
|
| 4 | [vb infin] [conj] it [adv] [verb] | 51 |
|
| 5 | [vb infin] it is [adv] [verb] | 7 |
|
