| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| iron lung medical device | 0.04 | 0.8 | 6005 | 54 | 24 |
| iron | 1.48 | 0.1 | 6681 | 93 | 4 |
| lung | 1.63 | 0.5 | 4559 | 8 | 4 |
| medical | 1.98 | 0.9 | 140 | 42 | 7 |
| device | 0.79 | 1 | 411 | 14 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| iron lung medical device | 1.05 | 0.1 | 7978 | 29 |
| the iron lung machine | 1.07 | 0.9 | 8638 | 91 |
| iron lung used for | 0.98 | 0.2 | 5630 | 77 |
| purpose of iron lung machine | 2 | 0.5 | 576 | 90 |
| iron lung used for what disease | 1.65 | 0.2 | 9524 | 29 |
| what is an iron lung machine | 0.49 | 0.6 | 3686 | 36 |
| how does an iron lung machine work | 1.03 | 0.1 | 8391 | 69 |
| what does an iron lung machine do | 1.97 | 0.8 | 3618 | 5 |
| polio iron lung machine | 0.57 | 0.2 | 2274 | 35 |
| why are iron lung machines still used | 0.08 | 1 | 9992 | 9 |
| who invented the iron lung machine | 1.6 | 1 | 7582 | 83 |
| iron lung machine pictures | 0.09 | 0.6 | 680 | 54 |
| iron lung machine how it works | 1.16 | 0.3 | 2931 | 19 |
| iron lung machine for sale | 0.74 | 0.9 | 7736 | 14 |
| iron lung machine man | 2 | 0.5 | 1735 | 40 |
