Perhaps you should try some spelling variations:
risiko sharing » risk sharing
sharing oil » sharing our, sharing big, sharing his
yang liang » wang liang, yan liang, yang yang
dem risiko » der risiko, des risikos, oder risiko
liang dem » liang dan, liang wei
yin yang » ying yang, yi yang, yin fang
hong ghi » zhong zhi, hong g, hong hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: yin yang liang dem risiko sharing oil ((hong ghi) or (long did)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yin yang liang dem risiko sharing oil ((hong ghi) OR (long did)) ;*.