| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] | 5806 |
|
| 2 | [subord] it is [adv] | 4193 |
|
| 3 | [subord] it is [verb] | 3901 |
|
| 4 | [subord] it [adv] [verb] | 1419 |
|
| 5 | [subord] is [adv] [verb] | 322 |
|
