| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| effects of caffeine on student performance | 0.28 | 1 | 8868 | 26 | 42 |
| effects | 1.2 | 0.7 | 6173 | 56 | 7 |
| of | 1.43 | 0.1 | 341 | 56 | 2 |
| caffeine | 1.19 | 0.3 | 7653 | 15 | 8 |
| on | 1.86 | 0.6 | 7511 | 13 | 2 |
| student | 1.37 | 0.5 | 3914 | 2 | 7 |
| performance | 0.87 | 0.3 | 5684 | 76 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| effects of caffeine on student performance | 1.44 | 0.1 | 6703 | 98 |
