| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| portal 2 free download for steam | 1.26 | 1 | 3818 | 69 |
| portal 2 free download steamunlocked | 1.49 | 0.3 | 9472 | 28 |
| is portal 2 free on steam | 0.1 | 0.1 | 7091 | 78 |
| portal 2 free download for pc | 1.59 | 0.4 | 585 | 41 |
| how to download portal 2 for free | 1.64 | 0.8 | 2420 | 29 |
| portal 2 steam key free | 0.97 | 0.5 | 275 | 82 |
| portal 2 game free download | 1.22 | 0.9 | 3742 | 18 |
| portal 2 free download full game pc | 0.5 | 0.6 | 2906 | 9 |
| steam portal 1 2 | 0.37 | 0.1 | 5509 | 43 |
| portal 2 steam code | 0.77 | 0.4 | 4452 | 15 |
| portal 2 download steamunlocked | 0.23 | 0.3 | 9514 | 71 |
| portal 2 download full game | 1.92 | 0.7 | 4775 | 88 |
| portal 2 game download | 1.23 | 0.8 | 430 | 31 |
| portal 2 mods on steam | 0.06 | 0.8 | 3471 | 73 |
