| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [adv] easy to do | 10 |
|
| 2 | [be] [adv] [adv] easy to do | 9 |
|
| 3 | [is] [adv] [adv] easy to do | 8 |
|
| 4 | [be] [adv] [adv] easy to do | 6 |
|
| 5 | is [adv] [adv] easy to do | 6 |
|
