| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] | 38151 |
|
| 2 | it is [adv] | 29517 |
|
| 3 | it is [verb] | 18427 |
|
| 4 | it [adv] [verb] | 17250 |
|
