Perhaps you should try some spelling variations:
wei yang » pei yang, wei wang, wei yang's
yan guan » yan yuan, yang guang, yihan guan
gan guan » quan guan, fan guon, gui guan
yang jae » myung jae, yang jui, yang fan
yang jie » yang jin, yang di, yang jui
song sau » wong sau, song pae, song so
sar » sara, star, saur

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 ((yan guan) or (gan guan)) rene ((yang jae) OR (yang jie)) ((song sau) or (kong sar)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei yang ((yan guan) OR (gan guan)) rene ((yang jae) OR (yang jie)) ((song sau) OR (kong sar)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wei yang ((yan guan) or (gan guan)) rene ((yang jae) OR (yang jie)) ((song sau) or (kong sar)) ;*".