| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| definition of challenges according to authors | 0.31 | 0.5 | 8573 | 12 | 45 |
| definition | 0.81 | 0.9 | 8174 | 68 | 10 |
| of | 0.44 | 0.5 | 8443 | 24 | 2 |
| challenges | 0.99 | 0.7 | 7183 | 60 | 10 |
| according | 1.25 | 0.2 | 1417 | 58 | 9 |
| to | 0.9 | 1 | 105 | 80 | 2 |
| authors | 1.12 | 1 | 9012 | 7 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| definition of challenges according to authors | 0.78 | 1 | 5079 | 81 |
