Perhaps you should try some spelling variations:
yuan guan » quan guan, yan guan, yihan guan
guan rene » juan rene, glas rene
lang yan » wang yan, wang yang, zhang yan
yan yuan » yan guan, fang yuan, nan yan
yang jin » yang jie, yang jun, ying jin
wong sau » wong sam, wong siu, wong shiu
yang yi » yang xi, yang jui
sin » sign, sind, skin

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: lang yan yuan guan rene ((((yang jin) OR (yang yi))) OR (yang di)) ((wong sau) OR (dong sin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang yan yuan guan rene ((((yang jin) OR (yang yi))) OR (yang di)) ((wong sau) OR (dong sin)) ;*".