| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| marine biology textbook online | 1.4 | 0.3 | 5573 | 18 | 30 |
| marine | 0.04 | 0.6 | 3121 | 17 | 6 |
| biology | 0.67 | 0.8 | 2422 | 32 | 7 |
| textbook | 1.81 | 0.5 | 4712 | 22 | 8 |
| online | 1.4 | 0.2 | 210 | 42 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| marine biology textbook online | 0.04 | 0.2 | 7618 | 15 |
