| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] [conj] | 4469 |
|
| 2 | [subord] it is [verb] | 3898 |
|
| 3 | [subord] it [verb] [conj] | 1139 |
|
| 4 | [subord] it is [conj] | 86 |
|
| 5 | [subord] is [verb] [conj] | 15 |
|
