| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| portal 2 coop extra levels | 1.62 | 0.4 | 4136 | 90 |
| portal 2 coop level 2 | 0.5 | 0.6 | 2491 | 83 |
| how many levels in portal 2 coop | 0.23 | 0.4 | 1131 | 65 |
| portal 2 coop level 1 | 1.95 | 0.4 | 2118 | 90 |
| portal 2 coop level 6 | 1.11 | 0.6 | 2162 | 48 |
| portal 2 coop level 3 | 1.28 | 0.2 | 1123 | 56 |
| portal 2 co-op levels | 1.33 | 0.7 | 9516 | 88 |
| portal 2 coop level 4 | 0.47 | 1 | 2995 | 6 |
| portal 2 coop level 5 | 1.96 | 0.5 | 9446 | 29 |
| portal 1 in portal 2 coop | 0.48 | 0.1 | 7347 | 18 |
| does portal 2 have coop | 0.72 | 0.1 | 3067 | 51 |
| portal 2 coop local | 0.45 | 0.5 | 4047 | 7 |
| how to save portal 2 coop | 0.09 | 0.2 | 2522 | 73 |
| portal 2 coop course 6 | 1.98 | 0.9 | 8214 | 40 |
| how to play portal 2 coop | 1.18 | 0.9 | 6168 | 34 |
| is portal 2 online coop | 1.44 | 0.6 | 3265 | 94 |
| how portal 2 coop works | 0.56 | 0.2 | 5163 | 90 |
| how to play portal 2 local coop | 1.74 | 0.3 | 9854 | 11 |
