Related by context. Frequent words. (Click for all words.) 62 borne pathogens 59 protozoan parasite 57 saliva urine 57 Escherichia coli bacteria 56 fecal material 56 faecal contamination 55 E. Coli bacteria 55 E coli bacteria 55 biting midges 54 pathogenic microorganisms 54 mold fungi 53 microbial pathogens 53 Dust mites 53 waterborne illness 53 vibrio 53 e coli bacteria 53 food borne pathogen 52 infectious organisms 52 bacterial contaminants 52 Toxoplasma gondii 52 Enterococci 52 borne diseases 52 fecal contamination 52 harmful pathogens 52 Clostridium perfringens 52 avian botulism 52 bilharzia 51 harmful microorganisms 51 giardia 51 melioidosis 51 pathogen 51 Acanthamoeba 51 pathogenic microbes 51 parasitic worm 51 pathogens 51 larval stages 51 Campylobacter jejuni 51 animal dander 51 aspergillus 51 gastrointestinal tracts 51 Bacterial infections 51 swimmer itch 51 bacteria 51 toxicants 51 pest infestation 50 Buruli ulcer 50 vesicular 50 fungal spores 50 pseudomonas 50 pathogenic organisms 50 quaggas 50 Vibrio 50 hookworms 50 Escherichia coli E. coli 50 noninfectious 50 Naegleria 50 borne illnesses 50 antibiotic resistant superbugs 50 malarial mosquitoes 50 enterococci bacteria 50 microbial contaminants 50 tick borne 50 cat dander 50 cholera dysentery 50 Acinetobacter baumannii 50 Stachybotrys 49 antibiotic residues 49 coccidiosis 49 micro organism 49 intestinal infections 49 Toxoplasmosis 49 contaminants 49 cat feces 49 fecal coliforms 49 Coliform 49 salmonella infections 49 oocysts 49 microorganisms 49 corrosives 49 Methylmercury 49 bacterial fungal 49 Enterococcus 49 coli 49 corona virus 49 Hydrogen sulfide 49 Serratia marcescens 49 diarrheal illness 49 airborne spores 49 viruses bacteria fungi 49 fungal pathogen 49 malnutrition dehydration 49 bacterial pathogen 48 Legionella bacteria 48 faecal 48 bacilli 48 macroinvertebrates 48 staphylococci 48 fungi bacteria 48 waterborne illnesses 48 worm infestation 48 bacterial spores