The following bug has been logged on the website:
Bug reference: 8816
Logged by: Anton Kuzmin
Email address: thehappycoder@gmail.com
PostgreSQL version: 9.2.6
Operating system: Debian wheezy
Description:
to_tsquery('russian', 'ÐаÑиÑ:*'::text) returns 'маÑ':* which is wrong. ÐаÑиÑ
is a female's name.
I think the correct result should be 'маÑи':* because according to Russian
grammar this name can have the following forms: ÐаÑиÑ, ÐаÑии, ÐаÑиÑ, ÐаÑией