| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| letpub search | 0.82 | 0.2 | 2291 | 68 | 13 |
| letpub | 1.65 | 1 | 9284 | 45 | 6 |
| search | 1.33 | 0.4 | 8395 | 88 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| letpub search | 0.11 | 0.1 | 4243 | 59 |
| letpub research | 1.48 | 0.5 | 3502 | 49 |
| letpub journal search | 0.08 | 0.2 | 4403 | 22 |
| letpub resources policy | 0.7 | 0.7 | 9000 | 45 |
| letpub resources conservation and recycling | 1.03 | 0.8 | 7188 | 26 |
| letpub resources conservation & recycling | 1.85 | 0.5 | 365 | 29 |
| nano research letpub | 0.34 | 0.3 | 8604 | 41 |
| engineering research express letpub | 1.5 | 0.3 | 777 | 47 |
| propulsion and power research letpub | 1.34 | 0.5 | 4078 | 24 |
| environmental research letpub | 1.05 | 0.8 | 370 | 33 |
| water research letpub | 1.64 | 0.3 | 3011 | 13 |
| geophysical research letters letpub | 1.97 | 0.6 | 5346 | 85 |
| water resources research letpub | 0.63 | 0.6 | 8912 | 100 |
| physical review research letpub | 1.96 | 0.7 | 829 | 59 |
