| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| cnki china | 1.86 | 0.7 | 586 | 63 | 10 |
| cnki | 0.43 | 0.6 | 9596 | 96 | 4 |
| china | 0.76 | 0.3 | 8355 | 19 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cnki china | 0.39 | 0.4 | 911 | 21 |
| cnki china national knowledge infrastructure | 1.58 | 0.7 | 8508 | 8 |
| cnki database china | 0.72 | 0.7 | 7877 | 44 |
| china national knowledge infrastructure | 1.85 | 0.8 | 6052 | 11 |
| china knowledge network cnki | 0.02 | 0.6 | 5745 | 96 |
| the chinese national knowledge infrastructure | 1.42 | 0.4 | 197 | 14 |
| china national knowledge infrastructure login | 0.15 | 0.1 | 381 | 28 |
| national knowledge infrastructure nki | 0.7 | 0.5 | 870 | 9 |
| china national knowledge network | 1.58 | 0.6 | 5736 | 50 |
| world of cnki of world | 1.87 | 1 | 5025 | 65 |
| china national knowledge internet | 1.03 | 1 | 7892 | 31 |
| what is cnki database | 1.43 | 0.6 | 1264 | 40 |
| cni critical national infrastructure | 1.39 | 0.5 | 7646 | 15 |
| national quality infrastructure nqi | 1.24 | 0.5 | 646 | 35 |
| www.cnki/index.htm | 1.72 | 0.1 | 3389 | 42 |
| cnki-study | 1.23 | 0.4 | 3570 | 66 |
| cnki.data | 1.2 | 0.3 | 5000 | 17 |
| mt.cnki | 0.71 | 0.4 | 1794 | 32 |
| www.cnki.net english | 0.05 | 0.1 | 9588 | 88 |
| www.cnki.nct | 0.55 | 0.3 | 7923 | 13 |
| cnki.com | 1.64 | 0.5 | 4412 | 1 |
| www.cnki.not | 1.15 | 0.3 | 2382 | 15 |
