| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| beijing air pollution history | 1.62 | 0.2 | 2815 | 33 | 29 |
| beijing | 0.07 | 0.1 | 4035 | 77 | 7 |
| air | 1.41 | 0.3 | 9872 | 95 | 3 |
| pollution | 0.77 | 0.2 | 906 | 48 | 9 |
| history | 1.61 | 1 | 112 | 26 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| beijing air pollution history | 0.81 | 0.2 | 6410 | 93 |
