Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
min jeong » kin keong, min hong, mun leong
jeong shu » jeong su, cong shu
yan guan » gan guan, yan yuan, yihan guan
cie song » kim song, jae song, jin song
jie song » jae song, jin song, kim song
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((yang guang) or (yan guan)) ((cie song) OR (jie song)) min jeong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((yang guang) OR (yan guan)) ((cie song) OR (jie song)) min jeong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((yang guang) or (yan guan)) ((cie song) OR (jie song)) min jeong shu ;*".