| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| pnma space group | 0.64 | 0.4 | 1103 | 18 | 16 |
| pnma | 1.99 | 0.1 | 9760 | 34 | 4 |
| space | 1.4 | 0.8 | 2535 | 68 | 5 |
| group | 1.91 | 1 | 7055 | 68 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| pnma space group | 1.02 | 0.1 | 9848 | 5 |
| pnma space group number | 0.82 | 0.7 | 3660 | 82 |
| the space group of zro2 is pnma | 1.15 | 0.8 | 8269 | 62 |
| orthorhombic pnma space group | 1.47 | 0.8 | 2897 | 96 |
