Perhaps you should try some spelling variations:
dong cao » dong xiao, dan cao, dong nan
yang jin » yang jie, ying jin, shang jin
yang jun » yang jui, pang jun, yang judy
wang yue » wang hua, wang yan, wang he
wong yue » hong yu
yaa how » data how
sin » sign, sind, skin
best » west

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 (dong sin)) yaa how best ((yang jin) OR (yang jun)) ((wang yue) or (wong yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong cao) OR (dong sin)) yaa how best ((yang jin) OR (yang jun)) ((wang yue) OR (wong yue)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong cao) or (dong sin)) yaa how best ((yang jin) OR (yang jun)) ((wang yue) or (wong yue)) ;".
• Adding a wildcard symbol may retrieve word variants: ((dong cao) or (dong sin)) yaa how best ((yang jin) OR (yang jun)) ((wang yue) or (wong yue)) ;*.