| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how many years was world war 1 | 1.45 | 0.1 | 6929 | 80 |
| how many years was world war 2 | 1.42 | 0.4 | 2079 | 2 |
| how many years was world war ii | 0.41 | 0.4 | 5666 | 73 |
| how many years was world war one | 1.03 | 0.2 | 8852 | 1 |
| how many years was world war two | 0.03 | 0.3 | 486 | 88 |
| how many years was world war 2 ago | 0.64 | 0.2 | 9969 | 72 |
| how many years did world war 1 last | 0.54 | 0.4 | 1733 | 13 |
| how many years ago was world war 1 | 1.76 | 0.2 | 6939 | 20 |
| how many years between world war 1 and 2 | 0.9 | 0.5 | 4999 | 39 |
| world war 1 lasted for how many years | 0.11 | 0.4 | 9226 | 96 |
| how many years has it been since world war 1 | 1.83 | 0.5 | 7836 | 99 |
| how many years since world war 1 | 1.11 | 0.7 | 4916 | 72 |
| how many years did world war 11 last | 0.5 | 0.1 | 623 | 80 |
