| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| worldcat irg | 1.65 | 0.1 | 2505 | 75 | 12 |
| worldcat | 0.29 | 0.5 | 9925 | 33 | 8 |
| irg | 1.7 | 1 | 505 | 51 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| worldcat.org | 1.55 | 0.2 | 8496 | 37 |
| worldcat org search | 1.67 | 0.5 | 500 | 93 |
| worldcat org oclc | 0.61 | 0.5 | 3008 | 18 |
| worldcat registry | 0.65 | 0.7 | 8137 | 44 |
| worldcat rug | 0.22 | 0.5 | 5530 | 53 |
| worldcat umd | 0.47 | 0.3 | 6914 | 17 |
| worldcat limit to a library | 0.89 | 0.3 | 3929 | 1 |
| oclc worldcat registry | 1.54 | 0.9 | 1036 | 71 |
