More things need to be studied: robust Analyzers need to be studied further.

Some reference links:
http://www.lietu.com/SCSeg.jsp
http://www.jguru.com/faq/view.jsp?EID=1168788
http://cvs.apache.org/viewcvs.cgi/jakarta-lucene-sandbox/contributions/analyzers/src/java/org/apache/lucene/analysis/cjk/
http://cvs.apache.org/viewcvs.cgi/jakarta-lucene-sandbox/contributions/analyzers/src/java/org/apache/lucene/analysis/cn/