| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| portal 2 co op | 0.35 | 0.7 | 2419 | 1 | 14 |
| portal | 1.44 | 0.4 | 9779 | 89 | 6 |
| 2 | 1.09 | 0.8 | 9185 | 64 | 1 |
| co | 0.23 | 0.4 | 375 | 74 | 2 |
| op | 0.52 | 0.5 | 8545 | 16 | 2 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| portal 2 co op | 0.6 | 0.3 | 1601 | 99 |
| portal 2 co op levels | 1.97 | 0.1 | 8025 | 99 |
| portal 2 co op gameplay | 1.26 | 0.6 | 1359 | 57 |
| portal 2 co op save progress | 0.03 | 0.5 | 6027 | 53 |
| portal 2 co-op walkthrough | 1.33 | 0.5 | 3624 | 41 |
| portal 2 co op 1-6 | 1.86 | 0.4 | 5491 | 80 |
| portal 2 co op 3-8 | 0.09 | 0.9 | 6087 | 70 |
| portal 2 co op mods | 0.16 | 0.8 | 7134 | 36 |
| portal 2 co op steam | 1.63 | 0.2 | 8163 | 91 |
| portal 2 co op robots | 0.87 | 0.9 | 8616 | 73 |
| portal 2 co op level 5 | 0.7 | 0.4 | 4935 | 75 |
| portal 2 co op walkthrough chapter 3 level 8 | 0.85 | 0.3 | 4235 | 48 |
| portal 2 co-op ending | 1.16 | 0.7 | 8883 | 75 |
| portal 2 co-op guide | 0.73 | 0.4 | 5617 | 33 |
| portal 2 final co op course | 0.61 | 0.5 | 1421 | 4 |
| how to restart co op mode in portal 2 | 0.59 | 0.9 | 9357 | 92 |
| portal 2 walkthrough co op | 1.69 | 0.3 | 3947 | 97 |
| does portal 2 have local co op | 0.72 | 0.7 | 8322 | 82 |
| does portal 2 co op save | 0.05 | 1 | 4053 | 43 |
| portal 2 online co op | 1.9 | 0.8 | 9555 | 44 |
| is portal 2 local co op | 0.86 | 0.8 | 6263 | 79 |
