| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| symbols in literature definition | 0.83 | 0.5 | 7998 | 53 | 32 |
| symbols | 0.67 | 0.1 | 8525 | 82 | 7 |
| in | 1.47 | 0.1 | 1087 | 19 | 2 |
| literature | 1.91 | 0.9 | 7884 | 70 | 10 |
| definition | 0.61 | 0.8 | 5112 | 79 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| symbols in literature definition | 0.84 | 0.4 | 8994 | 85 |
