| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oclc ddc | 1.63 | 0.5 | 167 | 8 |
| oclc ddc summary pdf | 0.18 | 0.3 | 9744 | 97 |
| oclc ddc classification | 0.15 | 0.3 | 9178 | 2 |
| oclc classify ddc | 1.53 | 0.8 | 1728 | 15 |
| oclc classification number ddc | 0.58 | 0.4 | 834 | 21 |
| ddc volume 2 pdf | 0.44 | 0.5 | 4069 | 85 |
| ddc volume 1 pdf | 1.39 | 0.6 | 4619 | 45 |
| ddc volume 3 pdf | 0.42 | 0.2 | 5473 | 21 |
| ldc book pdf download | 1.25 | 0.2 | 3212 | 3 |
| dcdc/ldo | 1.99 | 0.6 | 5248 | 42 |
| ddc-scl | 1.18 | 0.8 | 5195 | 4 |
