| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| functional equivalence theory | 0.18 | 1 | 184 | 93 | 29 |
| functional | 1.31 | 0.8 | 7208 | 18 | 10 |
| equivalence | 0.45 | 0.1 | 8649 | 69 | 11 |
| theory | 1.63 | 0.1 | 1586 | 63 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| functional equivalence theory | 1.92 | 0.6 | 9121 | 73 |
