| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv prt] | 2712 |
|
| 2 | [be] [adv prt] before | 66 |
|
| 3 | it [be] before | 65 |
|
| 4 | it [adv prt] before | 27 |
|
