| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| high ash coal gasification | 1.85 | 1 | 4233 | 80 | 26 |
| high | 0.02 | 0.5 | 4067 | 61 | 4 |
| ash | 0.25 | 0.4 | 9021 | 63 | 3 |
| coal | 0.71 | 0.4 | 4496 | 93 | 4 |
| gasification | 0.76 | 0.5 | 7689 | 54 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| high ash coal gasification | 0.55 | 0.1 | 2072 | 34 |
| ash content in coal | 0.89 | 0.6 | 7710 | 18 |
| ash fusion temperature of indian coal | 1.21 | 0.4 | 7717 | 6 |
| ash fusion temperature of coal | 1.19 | 0.8 | 9776 | 27 |
| coal gasification with heated air | 0.76 | 0.9 | 2123 | 99 |
| georgia power coal ash | 0.37 | 0.9 | 4461 | 46 |
| coal combustion and gasification | 1.65 | 0.7 | 3342 | 17 |
| what is coal ash | 1.58 | 1 | 5622 | 82 |
| global output of coal fly ash | 2 | 0.6 | 6362 | 73 |
| coal gasification process pdf | 1.11 | 0.7 | 74 | 31 |
| gasification of coal process | 0.24 | 0.5 | 9903 | 37 |
| coal ash hazardous waste | 1.96 | 0.6 | 1283 | 28 |
| coal gasification and its applications | 1.33 | 0.1 | 8523 | 45 |
| ash content in indian coal | 0.61 | 0.9 | 6189 | 49 |
| heavy metals in coal ash | 1.36 | 0.1 | 7919 | 92 |
| what is coal gasification | 1.26 | 0.1 | 45 | 54 |
| can make in coal ash pdf | 0.84 | 0.9 | 7966 | 20 |
| coal gasification and liquefaction | 0.74 | 0.2 | 4197 | 37 |
| american coal ash association | 1.94 | 0.5 | 4284 | 10 |
| ash handling system in coal power plant | 1.58 | 0.4 | 2811 | 25 |
| illinois epa coal ash | 1.26 | 0.9 | 9603 | 51 |
| handling of coal and ash | 1.59 | 0.4 | 9386 | 58 |
| how radioactive is coal ash | 0.2 | 1 | 8489 | 21 |
| how toxic is coal ash | 1.61 | 0.2 | 9362 | 62 |
