| 21 different keywords | Search | Percent |
|---|
| pdf | 35 | 25 % |
| hack | 19 | 13.5 % |
| language | 17 | 12.1 % |
| tutorial | 14 | 10 % |
| hacking | 13 | 9.2 % |
| syntax | 12 | 8.5 % |
| programming | 11 | 7.8 % |
| hhvm | 3 | 2.1 % |
| php | 2 | 1.4 % |
| on | 2 | 1.4 % |
| for | 2 | 1.4 % |
| codes | 1 | 0.7 % |
| fb | 1 | 0.7 % |
| html | 1 | 0.7 % |
| languages | 1 | 0.7 % |
| script | 1 | 0.7 % |
| programlng | 1 | 0.7 % |
| hacker | 1 | 0.7 % |
| book | 1 | 0.7 % |
| and | 1 | 0.7 % |
| download | 1 | 0.7 % |
|