Related by context. Frequent words. (Click for all words.) 51 schoolgirl 46 swine flu 44 viral fever 43 Swine flu 42 deadly H#N# virus 42 superbug 42 H#N# virus 42 Japanese encephalitis 41 bird flu 41 deadly H#N# strain 41 teenaged girl 41 HFMD 40 mumps outbreak 40 measles outbreak 40 meningococcal meningitis 40 meningitis 39 swine flu virus 39 meningococcemia 39 NICD 39 H#N# 39 Schoolgirl 39 meningococcal 39 girl 39 #-YEAR-OLD boy 38 Bird flu 38 Swine Flu 38 H#N# avian flu 38 swine flu pandemic 38 bird flu virus 38 schoolboy 38 H#N# flu 38 A/H#N# virus 38 H#N# bird flu 38 chikungunya 38 E.coli outbreak 38 dengue outbreak 38 H#N# swine flu 38 bird flu outbreak 37 A/H#N# flu 37 Superbug 37 dengue fever 37 swine flu epidemic 37 dengue 37 isolation wards 37 schoolgirls 37 swine flu outbreak 37 H#N# strain 37 Chikungunya 37 H#N# influenza virus 37 Tuberculosis TB 37 flu outbreak 37 Hendra virus 36 Severe Acute Respiratory Syndrome 36 mosquito borne disease 36 A/H#N# 36 H#N# influenza 36 A/H#N# influenza 36 measles 35 heatwave 35 Tamiflu resistant 35 TODDLER 35 Dengue fever 35 H#N# pandemic 35 equine flu 35 atypical pneumonia 34 virulent H#N# strain 34 Japanese Encephalitis 34 vomiting bug 34 bacterial meningitis 34 Swine flu vaccine 34 teenage girl 34 Dengue 34 Diarrhoea 34 C.diff 34 Encephalitis 34 outbreak 34 typhoid 34 Sars outbreak 34 H#N# flu pandemic 34 RELATIVES 34 polio 33 teenaged 33 cholera outbreak 33 boy 33 whooping cough 33 H#N# Influenza 33 SARS 33 toddler 33 cholera 33 H#N# avian influenza 33 tuberculosis TB 33 gastroenteritis 33 #-YEAR-OLD [001] 33 teenage 33 influenza 32 Leptospirosis 32 dengue cases 32 chickenpox 32 avian flu 32 chicken pox 32 flu epidemic