Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
dong cao » dong xiao, dan cao, dong nan
dan yang » daun yang, tan yang, adam yang
hua test » a test
test kan » test a, test kit, test ke
min cong » minh cong, min hong, min jeong
kan min » han min, kian ming, kyaw min

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong cao) or (((((dan yang) OR (yang yang))) or (wang yang)))) ya hua test kan min cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong cao) OR (((((dan yang) OR (yang yang))) OR (wang yang)))) ya hua test kan min cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong cao) or (((((dan yang) OR (yang yang))) or (wang yang)))) ya hua test kan min cong shu ;*".