| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| gibbs model of reflection 1988 reference | 0.03 | 0.3 | 4130 | 11 | 40 |
| gibbs | 0.1 | 0.5 | 7219 | 6 | 5 |
| model | 1.44 | 0.8 | 5858 | 51 | 5 |
| of | 0.8 | 1 | 1498 | 40 | 2 |
| reflection | 1.49 | 0.1 | 1288 | 29 | 10 |
| 1988 | 0.29 | 0.1 | 5212 | 80 | 4 |
| reference | 0.38 | 0.3 | 9984 | 74 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| gibbs model of reflection 1988 reference | 0.98 | 0.6 | 3637 | 92 |
