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Tags for Microsoft products are currently a mess.
Office:
office, microsoft-office
office-2007, office-2010, office-2010-beta, ms-office-2007, office-2008, microsoft-office-2010, office-2010, office-1997 (wow...), office-2002, ms-office-2003, office-2003
Word:
microsoft-word, msword, word
...