| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| does portal 2 have online co op | 1.24 | 0.5 | 2434 | 88 |
| does portal 2 have local co op | 0.75 | 0.2 | 6603 | 72 |
| does portal 2 co op save | 1.27 | 0.1 | 6472 | 1 |
| co op portal 2 guide | 1.52 | 0.1 | 5990 | 7 |
| portal 2 co op levels | 0.27 | 0.7 | 2118 | 24 |
| is portal 2 local co op pc | 1.3 | 0.6 | 6313 | 32 |
| portal 2 co op 3-8 | 0.83 | 0.7 | 174 | 98 |
| portal 2 co op mods | 0.58 | 0.9 | 950 | 52 |
| does portal 2 have coop | 1.7 | 0.7 | 6432 | 92 |
| portal 2 co op commands | 0.59 | 0.5 | 4134 | 10 |
| portal 2 co-op | 0.77 | 0.6 | 5073 | 36 |
| does portal 1 have co op | 1.4 | 0.9 | 6682 | 82 |
| portal 2 co-op guide | 1.71 | 0.8 | 8562 | 31 |
| is portal 2 coop online | 0.82 | 1 | 9694 | 35 |
| does portal 2 coop have a story | 1.62 | 0.7 | 1990 | 26 |
| how portal 2 coop works | 0.75 | 0.9 | 6946 | 90 |
| how to play portal 2 coop | 1.37 | 0.9 | 4756 | 75 |
| portal 2 online co op | 1.39 | 0.3 | 4962 | 58 |
| is portal 2 local co op | 1.3 | 0.7 | 9823 | 46 |
| is portal 2 co-op | 1.79 | 0.6 | 4138 | 14 |
| is portal 2 coop | 1.03 | 1 | 7872 | 97 |
| how to play portal 2 coop online | 1.28 | 0.8 | 3901 | 47 |
| portal 2 coop online | 1.72 | 0.9 | 8167 | 96 |
| portal 2 coop not working | 1.23 | 0.5 | 3686 | 7 |
| how to play portal 2 local coop | 0.92 | 0.5 | 6982 | 49 |
