The U+0300 ( ̀ ) COMBINING GRAVE ACCENT is blocked by the U+0305 ( ̅ ) COMBINING OVERLINE which has the same ccc=230. Could you use an existing library rather than roll your own? markus -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://unicode.org/pipermail/unicode/attachments/20140310/9aff7d16/attachment.html>