Related by context. Frequent words. (Click for all words.) 68 cholera outbreak 66 cholera 63 outbreaks 62 epidemics 62 waterborne disease 59 waterborne diseases 57 cholera epidemic 56 water borne diseases 56 malaria 56 diarrhea 54 measles 53 outbreak 53 mosquito borne disease 52 Dengue fever 52 Cholera 52 Ebola 51 malnutrition 51 acute malnutrition 50 bird flu outbreaks 50 dengue 50 floods 49 respiratory infections 49 Outbreaks 49 dengue fever 49 severe diarrhea 49 typhoid fever 49 epidemic 48 pandemics 48 flu pandemics 47 H#N# avian flu 47 pandemic 47 typhoid 47 HIV AIDS pandemic 47 sanitation 47 infections 47 dengue cases 47 Dengue 47 Malnutrition 46 meningitis 46 droughts 46 communicable diseases 46 whooping cough 46 borne illness 45 flash floods 45 infectious diseases 45 humanitarian crises 45 sleeping sickness 45 prolonged drought 45 diphtheria 44 influenza pandemic 44 famines 44 bird flu outbreak 44 chikungunya 44 polio virus 44 flu epidemic 44 infectious disease 44 avian flu 44 tuberculosis TB 44 HIV AIDS epidemic 44 malnourishment 44 Diarrhea 44 WHO 44 bird flu virus 44 Japanese encephalitis 44 shortages 44 internally displaced 44 polio 44 Hib 44 disease 44 yellow fever 43 pandemic influenza 43 infestations 43 Health Organization 43 bird flu 43 gastroenteritis 43 MDR TB 43 H#N# viruses 43 dengue virus 43 monkeypox 43 flu pandemic 43 avian flu virus 43 mosquito breeding 43 avian influenza 43 infection 43 landslides 43 tropical diseases 43 dysentery 43 communicable disease 43 Health Organisation WHO 43 HIV prevalence 43 Health Organisation 43 Fund UNICEF 43 UNICEF 43 sicknesses 43 West Nile 42 famine 42 influenza 42 food borne illnesses 42 H#N# avian influenza 42 OCHA 42 desertification