Perhaps you should try some spelling variations:
wang liang » wang yang
liang gang » liang dan, liang tan, liang ying
sung myung » song byung
myung yang » kyoung yang, yang yang, ying yang
gang sung » gang und, gang gong, hung sung
jie song » jae song, jin song, kim song
li rong » yi rong, li cong, li song

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang gang sung myung yang ((li rong) or (jie song)) hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang gang sung myung yang ((li rong) OR (jie song)) hai ;.
• Adding a wildcard symbol may retrieve word variants: wang liang gang sung myung yang ((li rong) or (jie song)) hai ;*.