| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| sekiguchi et al. 2000 | 0.28 | 0.3 | 8329 | 65 | 21 |
| sekiguchi | 1.09 | 0.5 | 2036 | 15 | 9 |
| et | 1.75 | 0.1 | 8047 | 66 | 2 |
| al. | 1.99 | 0.8 | 9810 | 84 | 3 |
| 2000 | 1.16 | 0.5 | 6301 | 76 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| sekiguchi et al. 2000 | 0.25 | 0.9 | 4411 | 65 |
