| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] to [be] easy | 5 |
|
| 2 | [vb mod] [prep] [be] easy | 5 |
|
| 3 | [vb mod] [prep] be easy | 5 |
|
| 4 | [vb mod] to [be] easy | 5 |
|
