| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| tietze extension theorem | 0.33 | 0.1 | 1786 | 42 | 24 |
| tietze | 1.51 | 0.3 | 3840 | 90 | 6 |
| extension | 1.99 | 0.8 | 4724 | 48 | 9 |
| theorem | 1.88 | 0.3 | 5584 | 35 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| tietze extension theorem | 1.62 | 1 | 298 | 93 |
| tietze extension theorem proof | 0.95 | 0.2 | 684 | 97 |
