| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| earthworm circulatory system diagram | 0.27 | 0.1 | 3116 | 97 | 36 |
| earthworm | 1.58 | 0.7 | 3316 | 50 | 9 |
| circulatory | 1.42 | 0.7 | 500 | 52 | 11 |
| system | 0.35 | 1 | 1467 | 93 | 6 |
| diagram | 1.32 | 0.4 | 609 | 9 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| earthworm circulatory system diagram | 0.07 | 1 | 5754 | 99 |
| circulatory system of the earthworm | 1.71 | 0.7 | 6520 | 8 |
| describe the circulatory system of earthworms | 0.31 | 0.2 | 2621 | 78 |
| earthworm open circulatory system | 1.91 | 1 | 9181 | 8 |
| what type of circulatory system earthworms | 0.89 | 0.1 | 3665 | 6 |
| earthworm closed circulatory system | 0.99 | 0.7 | 9184 | 91 |
| earthworm nervous system diagram | 0.73 | 1 | 9249 | 10 |
| diagram of earthworm anatomy | 0.85 | 0.6 | 1104 | 59 |
| earthworm circulatory system open or closed | 0.8 | 0.2 | 6414 | 13 |
| do earthworms have a circulatory system | 1.43 | 0.6 | 2605 | 18 |
| diagram of a earthworm | 0.11 | 0.3 | 7110 | 78 |
| earthworm internal anatomy diagram | 1.78 | 0.9 | 3426 | 88 |
| earthworm external anatomy diagram | 1.69 | 0.7 | 4863 | 19 |
| blood vascular system of earthworm | 0.14 | 0.4 | 8210 | 66 |
