| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| tokaimura 1999 | 1.1 | 0.9 | 7963 | 74 | 14 |
| tokaimura | 0.39 | 0.6 | 8525 | 24 | 9 |
| 1999 | 1.08 | 0.9 | 8957 | 28 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| tokaimura 1999 | 1.99 | 0.2 | 2381 | 66 |
| tokaimura 1999 hisashi | 1.02 | 0.6 | 6914 | 69 |
| 1999 tokaimura nuclear accident | 0.82 | 0.9 | 5123 | 25 |
| tokaimura nuclear power plant in 1999 | 1.59 | 0.7 | 6060 | 94 |
| tokaimura criticality accident 1999 | 1.21 | 0.8 | 5024 | 81 |
| tokaimura japan 1999 nuclear accident | 0.03 | 0.1 | 6645 | 58 |
| tokaimura japan 1999-level 4 | 1.53 | 0.8 | 9450 | 70 |
| nuclear accident tokaimura japan 1999 man | 1.22 | 0.5 | 7670 | 25 |
| september 30 1999 tokaimura japan | 0.12 | 0.6 | 9939 | 37 |
