| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| smog is caused by | 0.33 | 0.7 | 4858 | 59 | 17 |
| smog | 1.58 | 0.2 | 9818 | 4 | 4 |
| is | 0.54 | 0.3 | 446 | 37 | 2 |
| caused | 1.77 | 0.5 | 1215 | 27 | 6 |
| by | 1.18 | 0.8 | 1346 | 1 | 2 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| smog is caused by | 0.21 | 0.1 | 2636 | 91 |
| smog is caused due to | 1.24 | 0.8 | 3814 | 95 |
| what is smog caused by | 0.64 | 0.4 | 3433 | 34 |
| what caused the great smog of london | 0.99 | 0.8 | 9633 | 7 |
| what caused the great smog of london 1952 | 1.9 | 0.9 | 1184 | 37 |
| what caused the london smog | 0.11 | 0.6 | 6455 | 7 |
| what caused the donora smog | 1.49 | 0.3 | 1381 | 70 |
| diseases caused by smog | 0.34 | 0.8 | 1178 | 45 |
| why is smog a problem | 0.45 | 0.1 | 6416 | 95 |
| smog is formed by | 1.79 | 1 | 7518 | 92 |
| how is smog created | 0.82 | 1 | 6057 | 75 |
| what caused the great smog | 1.65 | 0.2 | 8525 | 9 |
| cause and effect of smog | 1.37 | 0.1 | 246 | 1 |
| what causes industrial smog | 1.27 | 0.4 | 167 | 27 |
| what causes smog pollution | 1.33 | 0.8 | 2693 | 7 |
| what does smog come from | 1.07 | 0.7 | 9919 | 92 |
| how does smog happen | 1.12 | 0.9 | 1802 | 82 |
| smog causes and effects | 1.08 | 1 | 3393 | 73 |
| smog is derived from | 0.36 | 0.1 | 4373 | 29 |
| how is smog produced | 1.1 | 0.8 | 4396 | 48 |
| how does smog form | 1.31 | 1 | 3715 | 65 |
