| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [subord] it is [verb] | 467 |
|
| 2 | [conj] [adv] [subord] it [verb] | 402 |
|
| 3 | [conj] [subord] it is [verb] | 293 |
|
| 4 | [conj] [adv] it is [verb] | 204 |
|
| 5 | [conj] [adv] [subord] it is | 158 |
|
