| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| circulatory system main organ | 0.78 | 0.5 | 4879 | 34 | 29 |
| circulatory | 0.76 | 0.8 | 7076 | 43 | 11 |
| system | 0.2 | 0.4 | 3384 | 25 | 6 |
| main | 1.53 | 1 | 5249 | 68 | 4 |
| organ | 1.48 | 0.1 | 5103 | 45 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| circulatory system main organs | 1.83 | 0.2 | 6730 | 8 |
| circulatory system main organs and functions | 0.32 | 0.8 | 9485 | 45 |
| the main organ of the circulatory system | 1.23 | 0.3 | 7982 | 100 |
| what is the main organ of circulatory system | 1.26 | 0.5 | 3317 | 60 |
| circulatory system main functions | 0.83 | 0.7 | 8800 | 63 |
| the main organs of the circulatory system | 1.53 | 0.5 | 1547 | 94 |
| what is the circulatory system major organs | 0.62 | 0.4 | 6138 | 32 |
| what circulatory system organs are | 0.4 | 0.1 | 7367 | 70 |
| main function circulatory system | 0.91 | 0.6 | 681 | 13 |
| circulatory system major functions | 1.37 | 1 | 895 | 2 |
| what organs does the circulatory system have | 1.69 | 0.6 | 9182 | 40 |
| all the functions of the circulatory system | 0.06 | 0.7 | 7545 | 38 |
| 3 main organs of the circulatory system | 1.94 | 0.4 | 1580 | 70 |
