Related by context. Frequent words. (Click for all words.) 85 SARS 69 Severe Acute Respiratory Syndrome 64 SARS virus 64 SARS outbreak 60 SARS epidemic 57 severe acute respiratory 55 avian flu 55 bird flu 50 H#N# 50 dengue 50 avian influenza 50 Ebola 49 bird flu outbreak 49 H#N# virus 48 bird flu virus 48 HIV Aids 48 swine flu 47 superbug 47 influenza 47 PAYE 46 H#N# influenza 46 pandemic 46 H#N# flu 46 Dengue 46 taxman 45 dengue fever 45 communicable diseases 44 Hongkong 44 H#N# pandemic 44 H#N# swine flu 44 virus 44 Inland Revenue 43 flu pandemic 43 flu 43 Swine Flu 43 Aids 43 Bird flu 43 XDR TB 43 tuberculosis 43 Influenza 42 C. difficile 42 outbreak 42 cholera 42 swine flu virus 41 Hong Kong 41 H#N# bird flu 41 swine flu pandemic 41 swine flu outbreak 41 communicable disease 41 influenza pandemic 40 Guangdong 40 quarantined 40 Health Organisation WHO 40 TB 40 quarantine 39 respiratory illness 39 flu virus 39 flu epidemic 39 norovirus 39 WHO 39 ATO 39 flu bug 39 Bird Flu 38 typhoid 38 Health Organisation 38 Swine flu 38 drug resistant TB 38 seasonal influenza 38 Yeoh 38 Guangdong province 38 Gauteng 38 HPA 38 flu viruses 38 AIDS 38 HIV 38 West Nile 38 R#bn [001] 38 malaria 37 Cathay Pacific 37 MRSA 37 Anhui 37 FMD 37 influenza virus 37 HMRC 37 infection 37 VAT 37 infected 37 HIV AIDS 37 pandemic influenza 37 Singaporeans 37 Tamiflu 37 H#N# strain 37 quarantines 37 Changi 37 measles 37 Guangdong Province 37 highly contagious 36 infectious disease 36 Tuberculosis 36 Fujian 36 Singaporean