| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| knowledge base system expert system | 1.61 | 0.3 | 9845 | 63 |
| what is knowledge base expert system | 1.85 | 0.6 | 3221 | 19 |
| knowledge based expert system | 1.43 | 0.3 | 1737 | 67 |
| expert system in knowledge management | 1.54 | 0.6 | 1694 | 93 |
| knowledge engineering in expert system | 1.26 | 0.2 | 1585 | 12 |
| software knowledge base system | 1.66 | 1 | 8812 | 23 |
| expert system in information system | 1.06 | 0.7 | 3743 | 88 |
| a knowledge management/expert system | 1.06 | 0.1 | 6352 | 23 |
| overview of expert system | 0.92 | 0.2 | 7549 | 98 |
| free knowledge base system | 1.83 | 0.6 | 765 | 52 |
| knowledge base management system | 1.97 | 0.3 | 1633 | 41 |
| knowledge base systems inc | 1.54 | 0.7 | 8129 | 76 |
| knowledge base systems free | 0.59 | 0.5 | 7281 | 69 |
| expert system and its components | 1.57 | 1 | 950 | 88 |
| a guide to expert systems | 0.48 | 0.6 | 741 | 77 |
