Perhaps you should try some spelling variations:
"world conference against rabies 2001" » "world inference against rabies 2001", "world conference amast rabies 2001", "world conference aist rabies 2001", "working conference against rabies 2001", "world conference against racism 2001", "world conference against rabies 20"
"world conference against navies 2001" » "world inference against navies 2001", "world conference amast navies 2001", "world conference aist navies 2001", "working conference against navies 2001", "world conference against ladies 2001", "world conference against binaries 2001", "world conference against enemies 2001", "world conference against devices 2001", "world conference against reviews 2001"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"world conference against rabies 2001\") OR (\"world conference against navies 2001\"))".
• Removing quotes may allow a broader search: (( world conference against rabies 2001 ) OR ( world conference against navies 2001 )).
• Adding a wildcard symbol may retrieve word variants: (("world conference against rabies 2001") OR ("world conference against navies 2001"))*.