| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] | 4623 |
|
| 2 | [Wh adv] it is [verb] | 483 |
|
| 3 | [Wh adv] it is [adv] | 217 |
|
| 4 | [Wh adv] it [adv] [verb] | 117 |
|
