| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] by [noun sg] | 25127 |
|
| 2 | [to-vb] by [noun sg] | 521 |
|
| 3 | to learn [prep] [noun sg] | 94 |
|
| 4 | learn by [noun sg] | 85 |
|
| 5 | to learn by [noun] | 11 |
|
