| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| world book encyclopedia 1985 | 1.57 | 0.5 | 4649 | 41 | 28 |
| world | 1.51 | 0.8 | 5583 | 71 | 5 |
| book | 0.84 | 0.7 | 6357 | 12 | 4 |
| encyclopedia | 0.6 | 0.7 | 5886 | 12 | 12 |
| 1985 | 0.11 | 0.5 | 875 | 5 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| world book encyclopedia 1985 | 1.8 | 0.3 | 4699 | 53 |
| world book encyclopedia 1983 | 1.58 | 0.4 | 5161 | 88 |
| world book encyclopedia 1965 | 0.76 | 0.7 | 4665 | 45 |
| world book encyclopedia 1975 | 1.1 | 0.8 | 5691 | 22 |
| world book encyclopedia 1986 | 0.17 | 0.1 | 9713 | 60 |
| world book encyclopedia 1995 | 1.31 | 0.2 | 7495 | 40 |
| world book encyclopedia 1984 | 1.43 | 1 | 2157 | 51 |
| world book encyclopedia 1958 | 0.73 | 0.1 | 1446 | 66 |
| world book encyclopedia 1988 | 1.6 | 0.5 | 1260 | 22 |
| world book encyclopedia 1989 | 1.87 | 0.6 | 7277 | 22 |
| world book encyclopedia 1980 | 1.09 | 0.7 | 540 | 55 |
| world book encyclopedia 1982 | 0.84 | 0.7 | 1314 | 14 |
| world book encyclopedia 1987 | 1.45 | 0.8 | 5984 | 30 |
| world book encyclopedia 1950 | 0.76 | 0.1 | 8137 | 11 |
| world book encyclopedia 1952 | 1.4 | 0.2 | 3399 | 33 |
| 1985 world book encyclopedia set | 1.62 | 0.7 | 7806 | 37 |
