| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| existed from 1922 to 1991 | 1.4 | 0.4 | 3847 | 25 |
| what existed from 1922 to 1991 | 1.3 | 0.3 | 4711 | 20 |
| what was created in 1991 | 1.67 | 0.4 | 4329 | 70 |
| what was formed in 1922 | 0.85 | 1 | 2543 | 51 |
| this existed from 1949 to 1990 | 0.84 | 0.8 | 2689 | 76 |
| what was invented in 1991 | 0.29 | 0.3 | 6712 | 59 |
| how long has it been since 1991 | 1.85 | 0.1 | 5526 | 88 |
| how long ago was 1922 | 0.76 | 0.2 | 7068 | 38 |
| in 1992 formed the | 0.9 | 0.9 | 7048 | 32 |
| debuted november 22 1993 | 1.13 | 0.6 | 2962 | 97 |
| how many years ago was 1922 | 0.5 | 0.3 | 1704 | 38 |
| what was first seen in 1991 | 1.35 | 0.3 | 9116 | 51 |
| today in history in 1991 | 1.14 | 0.8 | 2258 | 45 |
| it was introduced in 1977 | 1.36 | 0.6 | 5857 | 65 |
| debuted nov 22 1993 | 1.84 | 0.6 | 8775 | 54 |
| what was 92 years ago | 0.91 | 0.9 | 1192 | 47 |
| was founded in 1962 | 0.55 | 0.8 | 8741 | 84 |
| what was invented in 1992 | 0.91 | 0.7 | 393 | 81 |
| what year was it 92 years ago | 1.76 | 0.1 | 7283 | 90 |
| in which year was www introduced | 1 | 0.3 | 6177 | 9 |
| when did the www begin | 0.56 | 0.6 | 6847 | 67 |
| what year did the www begin | 0.89 | 0.8 | 8981 | 2 |
