| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| process of circulation in the heart | 1.34 | 0.9 | 2450 | 83 | 35 |
| process | 0.16 | 0.1 | 5286 | 59 | 7 |
| of | 0.56 | 0.7 | 903 | 32 | 2 |
| circulation | 0.09 | 0.1 | 3135 | 36 | 11 |
| in | 0.1 | 1 | 5344 | 69 | 2 |
| the | 0.28 | 0.2 | 3932 | 32 | 3 |
| heart | 0.22 | 0.5 | 7192 | 49 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| process of blood circulation in the heart | 0.59 | 1 | 2629 | 86 |
| process of heart circulation | 0.88 | 0.9 | 6948 | 53 |
| what is the circulation of the heart | 1.28 | 0.8 | 8052 | 8 |
| circulation of the blood through the heart | 0.06 | 0.4 | 757 | 77 |
| circulation of blood through the heart steps | 0.38 | 0.1 | 6743 | 40 |
| blood flow circulation of the heart | 2 | 0.4 | 7136 | 83 |
| cycle of circulation through the heart | 0.95 | 0.8 | 5478 | 51 |
| process of blood circulation | 1.5 | 1 | 8650 | 63 |
| circulation of the heart | 1.27 | 0.6 | 2668 | 90 |
| circulation of blood through the heart | 0.94 | 0.8 | 3217 | 5 |
| blood circulation through the human heart | 1.1 | 1 | 2340 | 48 |
| circulation in human heart | 1.9 | 0.5 | 5389 | 30 |
| process of blood flow in the heart | 1.44 | 0.9 | 4583 | 20 |
| circulation through the heart | 0.13 | 0.9 | 4153 | 19 |
