| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| advantages of natural gas over coal | 1.95 | 0.1 | 1714 | 76 | 35 |
| advantages | 0.48 | 0.9 | 4371 | 45 | 10 |
| of | 0.39 | 0.9 | 2519 | 98 | 2 |
| natural | 0.99 | 0.7 | 5310 | 56 | 7 |
| gas | 0.83 | 1 | 682 | 66 | 3 |
| over | 0.8 | 0.8 | 1327 | 12 | 4 |
| coal | 1.71 | 0.5 | 9186 | 8 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| advantages of natural gas over coal | 0.71 | 0.9 | 8708 | 60 |
| advantages of coal oil and gas | 1.25 | 0.3 | 198 | 93 |
| why is natural gas better than coal | 1.57 | 0.2 | 6931 | 32 |
| is coal or natural gas better | 1.78 | 0.3 | 2331 | 9 |
| is coal or natural gas more efficient | 1.64 | 0.7 | 6771 | 34 |
| advantages of coal energy source | 0.78 | 0.8 | 3683 | 84 |
| advantages of coal energy | 0.72 | 0.2 | 3110 | 30 |
| advantages of coal gasification | 1.3 | 1 | 2455 | 100 |
| natural gas compared to coal | 0.45 | 0.6 | 8054 | 90 |
| coal oil and gas advantages and disadvantages | 1.63 | 0.2 | 7348 | 86 |
| advantages of burning coal | 0.33 | 0.6 | 161 | 10 |
| the advantages of coal | 1.47 | 0.9 | 6848 | 84 |
