| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| definition of reference in semantics | 0.6 | 0.3 | 7586 | 15 | 36 |
| definition | 0.58 | 0.8 | 3542 | 52 | 10 |
| of | 1.88 | 0.3 | 6079 | 96 | 2 |
| reference | 0.49 | 0.1 | 7392 | 96 | 9 |
| in | 1.68 | 1 | 7081 | 63 | 2 |
| semantics | 0.92 | 0.6 | 8038 | 64 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| definition of reference in semantics | 1.89 | 0.2 | 3319 | 92 |
