| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] easy [to-vb] | 2217 |
|
| 2 | not [adv] [to-vb] | 1546 |
|
| 3 | not easy [to-vb] | 475 |
|
| 4 | not [adv] easy | 426 |
|
