Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
ka chuan » say chuan, hai chuan, ka chai
tang tan » tang tang, tan tan, liang tan
hong shu » cong shu, tong shui, wong shiu
ka hua » ya hua
rent » rents
rest » west, best, test

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (wang yang)) ((ka hua) OR (ka chuan)) (rent or rest) tang tan hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang yang)) ((ka hua) OR (ka chuan)) (rent OR rest) tang tan hong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (wang yang)) ((ka hua) OR (ka chuan)) (rent or rest) tang tan hong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (wang yang)) ((ka hua) OR (ka chuan)) (rent or rest) tang tan hong shu ;*.