Perhaps you should try some spelling variations:
yong yang » yang yang, ying yang, kyoung yang
dong yang » dong hoang, wang yang, yang yang
chap fong » chan fong, chew fong
ii chap » ii chaps, iii chap, iii chaps
von sam » von sap, von scham, von sach
von sa » von sap, von sl, von sach
di ii » dm ii
sar » sara, star, saur

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 ((yong yang) OR (dong yang)) di ii chap fong ((((von sam) OR (von sa))) OR (kong sar)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yong yang) or (dong yang)) di ii chap fong ((((von sam) OR (von sa))) or (kong sar)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yong yang) or (dong yang)) di ii chap fong ((((von sam) OR (von sa))) or (kong sar)) ;*.