| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] it be [verb] | 1347 |
|
| 2 | [adv] [conj] it [be] [verb] | 1347 |
|
| 3 | [adv] [conj] it [is] [verb] | 773 |
|
| 4 | [adv] [conj] [pron] 's [verb] | 502 |
|
