| 9 different keywords | Search | Percent |
| http | 8 | 33.3 % |
| //pbil.univ-lyon1.fr/members/duret/cours/insa/exercise4/pgscan.html | 6 | 25 % |
| 的 | 4 | 16.6 % |
| 4.5.2 | 1 | 4.1 % |
| //pbil.univ-lyon1.fr/members/duret/cours/tmp/results/genscan.html | 1 | 4.1 % |
| r | 1 | 4.1 % |
| gratuit | 1 | 4.1 % |
| download | 1 | 4.1 % |
| //pbil.univ-lyon1.fr/members/perriere/cours/mbm/tp-simple.html | 1 | 4.1 % |
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