| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [prep] [noun sg] | 134 |
|
| 2 | it [modal v] appear [prep] | 121 |
|
| 3 | [modal v] appear [prep] [noun sg] | 99 |
|
| 4 | it appear [prep] [noun sg] | 17 |
|
