| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| call of duty 1st game | 1.41 | 0.9 | 3375 | 46 |
| call of duty first game | 1.04 | 0.8 | 784 | 77 |
| call of duty first game release date | 0.53 | 0.3 | 9760 | 72 |
| call of duty first game download | 1.85 | 0.6 | 456 | 71 |
| call of duty first game release | 0.7 | 0.9 | 1413 | 94 |
| call of duty first game free download | 0.3 | 0.7 | 1521 | 72 |
| 1st call of duty games | 0.29 | 0.3 | 9840 | 41 |
| what was the first call of duty game | 1.81 | 0.1 | 5449 | 21 |
| what is the first call of duty game | 0.44 | 0.2 | 2147 | 75 |
| first ever call of duty game | 1.14 | 1 | 7881 | 80 |
| when did the first call of duty game come out | 1.79 | 0.2 | 1935 | 10 |
| when was the first call of duty game released | 0.31 | 0.9 | 4803 | 92 |
| first call of duty game made | 1.01 | 0.4 | 2779 | 36 |
