| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| m21 | 1.56 | 0.9 | 2067 | 64 |
| m21-1 | 1.93 | 0.2 | 477 | 9 |
| m21 rifle | 0.95 | 0.1 | 2589 | 42 |
| m21-1 manual | 1.32 | 0.6 | 5154 | 45 |
| m210 | 0.07 | 0.5 | 6865 | 10 |
| m21-31 | 1.74 | 0.5 | 7582 | 40 |
| m213ad-k8 | 1.67 | 0.2 | 9209 | 5 |
| m2101k7ag | 1.48 | 0.8 | 7359 | 74 |
| m21 187 c 342 | 1.92 | 0.4 | 3587 | 28 |
| m2101k6g | 0.55 | 0.3 | 3717 | 24 |
| m212 | 1.93 | 0.6 | 1363 | 15 |
| m21 manual | 0.08 | 0.8 | 7535 | 25 |
| m21.371 | 0.24 | 0.3 | 6161 | 40 |
| m21 sniper rifle | 1.15 | 0.1 | 5646 | 27 |
| m21 ebr | 1.66 | 0.7 | 1943 | 35 |
| m2170 | 1.37 | 0.7 | 4663 | 71 |
| m2103k19g | 0.91 | 0.4 | 3070 | 64 |
| m2102j20sg | 1.07 | 0.3 | 640 | 49 |
| m2101k9ag | 1.7 | 1 | 8523 | 22 |
| m2101k7bg | 1.82 | 0.3 | 1308 | 82 |
| m215a-j6 | 0.83 | 0.8 | 8715 | 56 |
| m21-1mr | 0.54 | 0.9 | 4197 | 67 |
| m2101k9g | 1.31 | 0.5 | 1502 | 54 |
| m2103k19c | 0.24 | 1 | 8647 | 46 |
| m21-375-c-342 | 1.8 | 0.1 | 1926 | 23 |
