Perhaps you should try some spelling variations:
risiko sharing » risk sharing
sharing oil » sharing our, sharing big, sharing his
sun risiko » und risiko, von risiko, sun risk
yan liang » yang liang, wang liang, you liang
liang sun » liang dan, liang tan, wing sun
hong ghi » zhong zhi, hong g, hong hai
long ago » long arm
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 liang sun risiko sharing oil ((hong ghi) or (long ago)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan liang sun risiko sharing oil ((hong ghi) OR (long ago)) ;*.