| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] | 38935 |
|
| 2 | it [be] easy | 2178 |
|
| 3 | it be easy | 2178 |
|
| 4 | it [is] easy | 1760 |
|
| 5 | [pron] is easy | 1168 |
|
