| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] [adv] [verb] [verb] | 160 |
|
| 2 | [conj] [pron] [is] [adv] [vb pp] [verb] | 130 |
|
| 3 | [conj] it [be] [adv] [vb pp] [verb] | 113 |
|
