| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be learn [prep] | 51 |
|
| 2 | [adv] be learn [prep] | 15 |
|
| 3 | [adv] can be learn | 8 |
|
| 4 | [adv] can be [prep] | 5 |
|
