| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| pentamode acoustic cloak | 2 | 0.8 | 9168 | 1 | 24 |
| pentamode | 0.09 | 0.7 | 4751 | 53 | 9 |
| acoustic | 1.23 | 0.1 | 7757 | 62 | 8 |
| cloak | 1.45 | 0.2 | 4924 | 7 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| pentamode acoustic cloak | 0.61 | 0.3 | 7340 | 37 |
| latticed pentamode acoustic cloak | 1.73 | 0.3 | 7750 | 4 |
