| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| herald open access predatory | 0.02 | 0.4 | 4680 | 5 | 28 |
| herald | 1.12 | 0.9 | 1318 | 44 | 6 |
| open | 0.51 | 0.1 | 3257 | 7 | 4 |
| access | 1.17 | 0.4 | 9996 | 13 | 6 |
| predatory | 0.82 | 0.5 | 8994 | 72 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| herald scholarly open access predatory | 1.51 | 0.1 | 1022 | 62 |
| herald scholarly open access | 0.02 | 0.2 | 5164 | 20 |
| predatory open access journals | 1.95 | 0.1 | 5607 | 67 |
| the open public health journal predatory | 1.76 | 0.3 | 5965 | 72 |
| open science journal predatory | 0.18 | 0.8 | 6382 | 62 |
| herald scholarly open access publishers | 0.76 | 0.1 | 2826 | 79 |
| open access scholarly articles | 0.03 | 0.8 | 383 | 2 |
| open access scholarly publishing association | 0.92 | 0.8 | 1754 | 43 |
