| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| fertilization occurs when a sperm enters a | 0.72 | 0.2 | 2174 | 6 | 42 |
| fertilization | 0.17 | 0.5 | 1950 | 97 | 13 |
| occurs | 1.61 | 0.1 | 2610 | 38 | 6 |
| when | 0.87 | 0.4 | 7350 | 59 | 4 |
| a | 1.73 | 0.6 | 6042 | 12 | 1 |
| sperm | 1.98 | 0.4 | 7889 | 21 | 5 |
| enters | 1.41 | 0.5 | 1432 | 69 | 6 |
| a | 0.9 | 0.4 | 5287 | 75 | 1 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| fertilization occurs when a sperm enters a | 0.4 | 0.7 | 8656 | 14 |
