Perhaps you should try some spelling variations:
gain sharing » basin sharing, chain sharing, fair sharing
sharing hyup » sharing our, sang hyup, sharing his
wang yang » wang yan, wang liang, wang yanling
hyup song » hyun song, kyu song, yun song
yang jin » yang jie, yang jun, ying jin
yang yue » wang yue, yang yun, yang jui
song shu » cong shu, song shin, tong shui

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang hyoung) OR (wang yang)) ((yang jin) OR (yang yue)) gain sharing hyup song shu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang hyoung) or (wang yang)) ((yang jin) or (yang yue)) gain sharing hyup song shu ;*.