Find all files under current directory matching either of the patterns 'error.[0-9]*', 'access.[0-9]*', 'error_log.[0-9]*', 'access_log.[0-9]*', 'mod_jk.log.[0-9]*' in their names
find -type f -name 'error.[0-9]*' -o -name 'access.[0-9]*' -o -name 'error_log.[0-9]*' -o -name 'access_log.[0-9]*' -o -name 'mod_jk.log.[0-9]*'