Related by context. Frequent words. (Click for all words.) 79 cholera outbreak 73 cholera epidemic 73 Cholera 66 dengue fever 66 dengue 64 malaria 64 water borne diseases 61 measles 59 Dengue 58 Ebola 58 typhoid 58 tuberculosis 57 West Nile 57 dysentery 57 diarrhea 56 swine flu 56 H#N# 56 bird flu 56 meningitis 55 H#N# virus 55 communicable diseases 54 epidemics 54 disease 53 HIV AIDS 53 avian flu 53 drug resistant TB 53 XDR TB 53 infectious disease 53 leprosy 53 Malaria 52 bird flu virus 52 superbug 52 West Nile virus 52 TB 52 avian influenza 52 rabies 51 malnutrition 51 yellow fever 51 gastroenteritis 51 polio 51 whooping cough 51 HIV Aids 51 Swine Flu 51 outbreak 50 infections 50 swine flu virus 50 influenza 50 infection 50 H#N# flu 50 SARS 50 HIV 50 H#N# influenza 50 Hepatitis 50 H#N# swine flu 49 Gonaives 49 outbreaks 49 HIV infection 49 West Nile Virus 49 virus 49 Tuberculosis 49 tetanus 49 bacterial meningitis 48 H#N# bird flu 48 hepatitis 48 H#N# strain 48 infectious diseases 48 epidemic 48 WNV 47 norovirus 47 pandemic 47 mosquito nets 47 AIDS 47 E.coli 47 Measles 47 syphilis 47 pandemic influenza 47 sanitation 46 flu 46 anti retroviral drugs 46 C. difficile 46 Swine flu 46 Aids 46 pertussis 46 gonorrhea 46 encephalitis 46 internally displaced 46 highly contagious 46 ARVs 45 Health Organisation WHO 45 bird flu outbreak 45 E. coli 45 MRSA 45 Health Organization 45 WHO 45 antiretroviral drugs 45 HIV infected 45 respiratory infections 45 infected 45 Influenza 45 salmonella 44 latrines