| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what happens after portal 2 | 1.71 | 0.6 | 3210 | 74 |
| what happens to chell after portal 2 | 0.59 | 0.3 | 2306 | 8 |
| what happened to portal 2 | 1.57 | 1 | 2884 | 23 |
| portal 2 ending explained | 1.93 | 0.3 | 8692 | 10 |
| ending of portal 2 | 1.07 | 0.4 | 822 | 66 |
| portal 2 ending meaning | 0.33 | 0.3 | 4179 | 4 |
| when does portal 2 take place | 1.89 | 0.1 | 4994 | 30 |
| portal 1 ending vs portal 2 ending | 0.1 | 0.6 | 5986 | 8 |
| portal 2 secret ending | 0.09 | 0.7 | 5343 | 26 |
| is portal 2 dead | 0.84 | 0.5 | 1224 | 28 |
| what happened between portal 1 and 2 | 0.75 | 0.2 | 4893 | 50 |
| stuck at the end of portal 2 | 0.87 | 0.9 | 4215 | 33 |
| portal 2 good ending | 0.68 | 0.8 | 376 | 3 |
| portal 2 ending guide | 1.67 | 0.2 | 6907 | 41 |
| does portal 2 have multiple endings | 1.04 | 0.8 | 9278 | 35 |
| portal 2 release sequel | 1.29 | 0.6 | 5884 | 89 |
| does portal 2 have a story | 1.31 | 0.5 | 112 | 56 |
| portal 2 is bad | 1.54 | 0.6 | 4628 | 38 |
| why does portal 2 keep crashing | 1.19 | 0.8 | 67 | 7 |
| how long has portal 2 been out | 1.64 | 1 | 2920 | 16 |
| how to complete portal 2 | 1.34 | 0.2 | 130 | 79 |
| portal 2 gameplay time | 1.76 | 0.5 | 7018 | 72 |
| portal 2 got on the news | 0.5 | 0.6 | 1755 | 95 |
