| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| radio transmissions received from space | 1.55 | 0.1 | 245 | 22 | 39 |
| radio | 1.72 | 0.7 | 1406 | 95 | 5 |
| transmissions | 1.44 | 0.4 | 207 | 87 | 13 |
| received | 1.88 | 0.8 | 1151 | 100 | 8 |
| from | 1.86 | 0.4 | 2681 | 87 | 4 |
| space | 0.46 | 0.4 | 8900 | 82 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| radio transmissions received from space | 1.68 | 0.5 | 4911 | 66 |
| radio signal received from space | 0.7 | 0.1 | 7813 | 52 |
| first radio transmission sent into space | 1.15 | 0.3 | 3234 | 34 |
| transmission of radio waves through space | 0.36 | 0.6 | 990 | 13 |
| radio waves received from space | 1.4 | 0.9 | 5709 | 54 |
| radio signal sent to space | 1.21 | 0.1 | 5519 | 31 |
| radio messages from space | 1.97 | 0.1 | 7235 | 2 |
| radio communication in space | 1.19 | 0.8 | 1916 | 48 |
| radio signals travel through space | 0.16 | 0.7 | 1755 | 78 |
| sending radio signals into space | 1.91 | 1 | 8266 | 30 |
| radio signals heard from space | 1.21 | 0.8 | 9882 | 31 |
| radio waves from space | 1.49 | 0.4 | 9001 | 95 |
| nasa radio signal from space | 0.94 | 0.3 | 1784 | 66 |
| radio signal from outer space | 1.54 | 0.7 | 2699 | 90 |
| how does radio work in space | 1.97 | 0.5 | 2801 | 57 |
| how can radio waves travel through space | 0.52 | 0.5 | 4234 | 15 |
