| Similarity | Rank | |
|---|---|---|
| outbreak | 0.672 | 10943 |
| avian_influenza | 0.669 | 99042 |
| rabies | 0.667 | 29200 |
| brucellosis | 0.655 | 68055 |
| bird_flu | 0.648 | 79601 |
| outbreak_of | 0.640 | 54409 |
| an_outbreak | 0.635 | 99315 |
| dengue_fever | 0.633 | 87089 |
| influenza_virus | 0.629 | 75849 |
| dengue | 0.627 | 47346 |
| influenza | 0.627 | 26018 |
| salmonella | 0.622 | 79933 |
| leishmaniasis | 0.617 | 93045 |
| hepatitis_A | 0.614 | 96413 |
| an_outbreak_of | 0.600 | 92417 |
| Salmonella | 0.593 | 55733 |
| the_number_of_case | 0.592 | 63472 |
| H1N1 | 0.589 | 92062 |
| epidemiology_of | 0.586 | 42103 |
| case_report | 0.585 | 33941 |
| clinical_sign | 0.584 | 99156 |
| swine_flu | 0.580 | 73020 |
| infection | 0.579 | 2757 |
| disease_outbreak | 0.579 | 90918 |
| measles | 0.576 | 26034 |