| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| portal level 18 walkthrough | 0.88 | 0.5 | 5652 | 26 | 27 |
| portal | 0.55 | 0.1 | 323 | 73 | 6 |
| level | 1.46 | 0.9 | 6742 | 52 | 5 |
| 18 | 1.21 | 0.9 | 6059 | 92 | 2 |
| walkthrough | 1.27 | 0.8 | 4398 | 44 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| portal level 18 walkthrough | 0.19 | 0.8 | 6140 | 18 |
| portal level 19 walkthrough | 1.77 | 0.1 | 845 | 44 |
| portal 2 level 18 walkthrough | 1.25 | 0.3 | 6979 | 23 |
| portal level 18 guide | 1.05 | 0.9 | 3819 | 20 |
| how to do level 18 in portal | 1.5 | 0.8 | 1711 | 86 |
| how to complete portal level 18 | 1.16 | 0.8 | 7397 | 62 |
| level 18 portal 1 | 0.94 | 0.3 | 748 | 96 |
| level 18 portal 2 | 0.34 | 0.3 | 8341 | 38 |
| portal level 16 walkthrough | 1.11 | 0.3 | 9312 | 25 |
| how to beat portal level 18 | 0.31 | 0.4 | 9873 | 71 |
| portal 2 level 19 walkthrough | 0.23 | 0.7 | 1933 | 87 |
| portal level 15 walkthrough | 0.34 | 1 | 161 | 36 |
| how to beat portal 1 level 18 | 0.23 | 0.6 | 8864 | 42 |
| how to beat portal 2 level 18 | 0.92 | 0.5 | 1432 | 97 |
| portal 2 chapter 4 level 18 | 1.94 | 1 | 2962 | 80 |
| portal 2 level 20 walkthrough | 1.95 | 0.6 | 3563 | 92 |
| portal 2 level walkthrough | 1.38 | 0.2 | 1318 | 33 |
| portal advanced level 18 | 0.24 | 0.2 | 190 | 82 |
| steam portal level 18 | 1.79 | 0.7 | 7250 | 8 |
| portal level 19 guide | 1.99 | 0.8 | 6349 | 38 |
| portal 1 level 19 | 0.61 | 0.3 | 1813 | 78 |
