Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
wei yang » pei yang, wei wang, wei yang's
yan yuan » fang yuan, nan yan, yan clan
yan guan » gan guan, yihan guan, quan guan
kong siu » kong eiu, wong siu, dong sin
dong di » dong sin
ping ku » ping ke, ping yu
ku hong » hu hong, ky hong, kia hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wei yang) OR (dong di)) ((yan yuan) OR (((yang guang) OR (yan guan)))) ping ku hong kong siu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wei yang) OR (dong di)) ((yan yuan) OR (((yang guang) OR (yan guan)))) ping ku hong kong siu ;*".