| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| national speleological society bulletin | 1.39 | 0.3 | 3796 | 41 | 39 |
| national | 0.94 | 0.9 | 7437 | 95 | 8 |
| speleological | 1.55 | 0.9 | 580 | 49 | 13 |
| society | 1.56 | 0.3 | 2691 | 49 | 7 |
| bulletin | 0.73 | 0.3 | 5303 | 36 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| national speleological society bulletin | 0.23 | 0.6 | 9626 | 4 |
| national speleological society website | 0.95 | 0.1 | 4877 | 98 |
| national speleological society logo | 1.27 | 0.4 | 9485 | 62 |
| national speleological society news | 0.4 | 0.8 | 1124 | 51 |
| national speleological society magazine | 0.66 | 0.5 | 9119 | 17 |
| national speleological society convention | 1 | 0.6 | 6307 | 41 |
| national speleological society dues | 0.92 | 0.9 | 2950 | 94 |
| national speleological society grants | 0.6 | 0.6 | 6988 | 67 |
| national speleological society headquarters | 1.77 | 1 | 5313 | 96 |
| national park services speleothems | 1.85 | 0.8 | 8470 | 67 |
| national speleological society huntsville al | 0.73 | 0.3 | 434 | 72 |
| bulletin of the seismological society | 0.84 | 1 | 1667 | 45 |
| bulletin of the seismological society america | 0.04 | 0.4 | 9392 | 43 |
| international union of speleology | 0.94 | 0.5 | 4338 | 80 |
| international journal of speleology | 0.4 | 0.9 | 7208 | 1 |
