| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] easy [to-vb] [subord] | 21 |
|
| 2 | is [adv] easy [verb] [subord] | 19 |
|
| 3 | [is] [adv] easy [verb] [subord] | 14 |
|
| 4 | [is] not easy [verb] [subord] | 7 |
|
| 5 | [is] [not/n't] easy [verb] [subord] | 7 |
|
| 6 | [is] [adv] easy [verb] because | 7 |
|
| 7 | [is] not easy [verb] [subord] | 6 |
|
