| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| science citation index expanded | 1.73 | 0.8 | 9279 | 96 | 31 |
| science | 0.51 | 0.9 | 8117 | 59 | 7 |
| citation | 0.33 | 0.4 | 8056 | 53 | 8 |
| index | 0.83 | 0.6 | 1987 | 88 | 5 |
| expanded | 0.7 | 0.4 | 7770 | 12 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| science citation index expanded | 1.65 | 0.3 | 6156 | 58 |
