Languages, Spelling, Vocabulary

multilingual sites
- complex issues with indexing extended characters (thé, daß)
- results in multiple language can be confusing
- sometimes it's worth it to find the one section on a topic
spelling checkers are a good idea
vocabulary control and synonyms
- search engine autoexpansion thesaurus
- meta keywords fields
issues with stemming and fuzzy matching
- very useful for names
- can be problematic ("foo" becomes "via")

multilingual sites