| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| literature retrieval course | 0.24 | 0.7 | 5166 | 82 | 27 |
| literature | 2 | 0.8 | 3683 | 84 | 10 |
| retrieval | 0.41 | 0.5 | 9734 | 51 | 9 |
| course | 1.15 | 0.1 | 1480 | 46 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| literature retrieval course | 1.88 | 0.9 | 583 | 42 |
