| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adj] [to-vb] | 9197 |
|
| 2 | be [adv] easy [to-vb] | 1727 |
|
| 3 | [be] [adv] easy [to-vb] | 1727 |
|
| 4 | [is] [adv] easy [to-vb] | 1119 |
|
| 5 | is [adv] easy [verb] | 866 |
|
