| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [subord] it [be] [verb] | 1043 |
|
| 2 | [adv] [subord] it be [verb] | 1043 |
|
| 3 | [adv] [subord] [pron] is [verb] | 651 |
|
| 4 | [adv] [subord] it [is] [verb] | 598 |
|
| 5 | [adv] [conj] it is [verb] | 584 |
|
