Comment 42 for bug 1034928

I know what's going on here. It seems fontconfig requires now one rule applies to one pattern.

I rewritten the above codes in a 'separted' form, one pattern per font, everything goes fine.

Yeah, users should be OK with this, except that it makes linux people more and more stupid.

 <alias>
  <family>AR PL ZenKai Uni</family>
  <default><family>sans-serif</family></default>
 </alias>
 <alias>
  <family>AR PL ZenKai Uni MBE</family>
  <default><family>sans-serif</family></default>
 </alias>
 <alias>
  <family>AR PL UKai CN</family>
  <default><family>sans-serif</family></default>
 </alias>
 <alias>
  <family>AR PL UKai HK</family>
  <default><family>sans-serif</family></default>
 </alias>
 <alias>
  <family>AR PL UKai TW</family>
  <default><family>sans-serif</family></default>
 </alias>
 <alias>
  <family>AR PL UKai TW MBE</family>
  <default><family>sans-serif</family></default>
 </alias>