| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best opera house in europe | 1.63 | 0.3 | 7132 | 2 |
| best opera house in the world | 0.96 | 0.5 | 8228 | 40 |
| best opera in europe | 1.86 | 0.6 | 5311 | 94 |
| opera houses in europe | 1.68 | 0.9 | 6986 | 34 |
| largest opera house in europe | 0.95 | 0.2 | 6769 | 40 |
| best opera house in italy | 1.95 | 1 | 7828 | 49 |
| world's best opera houses | 0.64 | 0.4 | 7839 | 45 |
| top opera houses in the world | 0.78 | 0.8 | 6156 | 66 |
| most famous opera house in the world | 1.4 | 0.8 | 9492 | 58 |
| best opera house in austria | 1.96 | 0.7 | 8786 | 27 |
| greatest opera houses in the world | 0.29 | 0.7 | 121 | 50 |
| best italian opera houses | 1.58 | 0.1 | 3701 | 97 |
| most beautiful opera houses in the world | 0.63 | 0.1 | 4121 | 64 |
| best opera houses in usa | 1.65 | 0.5 | 5898 | 64 |
| most famous opera house | 0.93 | 1 | 2677 | 10 |
| world's most famous opera houses | 0.17 | 0.3 | 1133 | 64 |
| opera houses in uk | 0.22 | 0.4 | 4436 | 66 |
| great opera houses of the world | 1.6 | 0.7 | 6452 | 86 |
