| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] [be] used | 1622 |
|
| 2 | [modal v] [adv] easily [be] | 209 |
|
| 3 | [modal v] easily [be] used | 9 |
|
| 4 | [adv] easily [be] used | 8 |
|
