Related by context. Frequent words. (Click for all words.) 68 Ebola 60 haemorrhagic fever 58 Ebola virus 56 Rift Valley fever 56 Typhoid 55 hemorrhagic fever 55 Ebola outbreak 54 Bubonic plague 53 Lassa fever 53 Marburg virus 53 Klebsiella 52 Rift Valley Fever 51 yellow fever 51 staphylococcus 51 bubonic plague 51 sleeping sickness 51 contagious disease 51 Monkeypox 50 Tularemia 50 visceral leishmaniasis 50 Outbreak 50 trypanosomiasis 50 CCHF 50 herpes 50 trichinosis 49 tularemia 49 smallpox 49 hookworm 49 Leptospirosis 49 deadly Ebola virus 49 small pox 49 AH#N# 49 malaria 49 Pneumonic plague 49 rinderpest 49 coli 49 tsetse fly 49 Hantavirus 49 Avian Flu 49 influenzas 49 avian flu 48 babesiosis 48 cholera 48 mycoplasma 48 anthrax smallpox 48 Chlamydia trachomatis 48 communicable 48 Epstein Barr 48 Salmonellosis 48 protozoan 48 virulent strains 48 Scabies 48 herpes viruses 47 malaria tuberculosis 47 monkeypox virus 47 Chikungunya 47 mutant strain 47 Tuberculosis TB 47 Shigella 47 infects humans 47 schistosomiasis 47 Diphtheria 47 Leishmaniasis 47 Mycobacterium 47 epidemics 47 RVF 47 P. falciparum 47 typhoid 46 bird flue 46 Superbug 46 O# H7 46 Virus 46 elephantiasis 46 zoonotic disease 46 Acquired Immune Deficiency Syndrome 46 streptococcus 46 Bacterium 46 leishmaniasis 46 Dengue fever 46 Genital herpes 46 pandemic H#N# virus 46 intestinal worms 46 bacilli 46 insect borne diseases 46 malaria cholera 46 hiv 46 lymphatic filariasis 46 hookworms 46 tuberculosis 46 Toxoplasma 46 Japanese encephalitis 45 spider bites 45 causative agent 45 virus 45 multidrug resistant 45 highly pathogenic H#N# virus 45 Mad Cow disease 45 TB 45 anthrax 45 pneumonias 45 Epidemics