| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] easy [to-vb] | 1439 |
|
| 2 | but it [be] easy | 68 |
|
| 3 | but it [be] [to-vb] | 29 |
|
| 4 | but [be] easy [to-vb] | 7 |
|
