Related by context. Frequent words. (Click for all words.) 62 Ebola outbreak 59 haemorrhagic fever 58 Cholera outbreak 58 Volcano erupts 57 meningitis outbreak 57 Rift Valley Fever 56 Buruli ulcer 56 Ebola 55 Rift Valley fever 55 tsetse flies 54 Landslide kills 54 measles epidemic 53 Mali Burkina Faso 53 Kala azar 53 Lassa fever 52 deadly Ebola virus 52 Ferry sinks 52 lowland gorillas 52 trypanosomiasis 52 bilharzia 51 Ebola hemorrhagic fever 51 endangered mountain gorillas 51 ebola 51 cholera outbreaks 51 Lake Natron 51 Maniema 50 polio outbreak 50 Congo 50 mountain gorillas 50 hemorrhagic fever 50 Ngorongoro Crater 50 cholera epidemics 50 Albinos 49 tick borne 49 endangered primates 49 DRCongo 49 Marburg virus 49 biodiversity hotspot 48 sleeping sickness 48 CCHF 48 highly pathogenic bird flu 48 Cholera Outbreak 48 Ebola virus 48 Typhoid fever 48 DR Congo 48 malaria 48 sandflies 48 sub Sahara 48 Murchison Falls 48 RVF 48 HIV Aids epidemic 48 Gatumba 47 cholera outbreak 47 tsetse fly 47 Rwanda Burundi 47 Poliomyelitis 47 falciparum 47 leopards 47 Namib Desert 47 Uganda Rwanda Burundi 47 okapi 47 Bundibugyo 46 Nambia 46 Kotido 46 Medicins Sans Frontieres 46 polio vaccination campaign 46 Omo River 46 Walungu 46 Kibale 46 Mali Niger 46 highly pathogenic H#N# virus 46 Zambia Mozambique 46 Tanzania Mozambique 46 Kivu Province 46 malaria diarrhea 46 Fighting rages 46 visceral leishmaniasis 46 Monkeypox 46 Abéché 46 Mozambique Malawi 46 Haiti cholera outbreak 46 cholera 46 Luangwa 46 Ethnic clashes 46 locust swarms 46 HIV AIDS prevalence 46 Mozambique Zambia 46 Daniel Howden 45 schistosomiasis 45 haemorrhagic 45 gorillas 45 horned rhinos 45 avian influenza H#N# 45 Lake Tanganyika 45 rinderpest 45 Okavango Delta 45 melioidosis 45 Virunga 45 black mamba 45 Pneumonic plague 45 South Kivu provinces