Perhaps you should try some spelling variations:
kang minah » sang minh
minah long » vinh long
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
dong bin » dong sin, dong di, dann bin
long shu » cong shu, tong shui, long du
test » text, best

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong bin) or (((dong yang) OR (yang yang)))) ya hiv (test or west) kang minah long shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong bin) OR (((dong yang) OR (yang yang)))) ya hiv (test OR west) kang minah long shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong bin) or (((dong yang) OR (yang yang)))) ya hiv (test or west) kang minah long shu ;".
• Adding a wildcard symbol may retrieve word variants: ((dong bin) or (((dong yang) OR (yang yang)))) ya hiv (test or west) kang minah long shu ;*.