"ngana" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "word": "nagana"
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          "ref": "1908 March 12, John William Watson Stephens, “Sleeping Sickness”, in Nature, volume 77, pages 440–442",
          "text": "It is perhaps an exaggeration to say that we know now no more about tsetse-flies than we did when Bruce discovered that Gl. morsitans transmitted the trypanosome (T. brucei) of ngana[…]",
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  "word": "ngana"
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "1908 March 12, John William Watson Stephens, “Sleeping Sickness”, in Nature, volume 77, pages 440–442",
          "text": "It is perhaps an exaggeration to say that we know now no more about tsetse-flies than we did when Bruce discovered that Gl. morsitans transmitted the trypanosome (T. brucei) of ngana[…]",
          "type": "quotation"
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