| Keyword | CPC | PCC | Volume | Score |
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| metal slug 3 online game free play | 1.98 | 1 | 3732 | 84 |
| metal slug 3 pc download free | 1.46 | 1 | 9061 | 30 |
| download metal slug 3d game | 0.78 | 0.7 | 7870 | 87 |
| metal slug game download | 1.77 | 0.3 | 8221 | 12 |
| metal slug 3 download pc | 1.86 | 0.6 | 5458 | 28 |
| metal slug 3 pc download full | 1.42 | 0.3 | 2331 | 79 |
| metal slug 3 apk free download for pc | 1.44 | 0.9 | 9500 | 77 |
| metal slug 3 pc game free download | 1.49 | 0.5 | 3108 | 78 |
