Perhaps you should try some spelling variations:
dang thuoc » dung thuoc
thanh chau » thanh cha, thanh cham, thanh chu
doi chieu » doc hieu, doi chi, mot chieu
nang thuc » nhanh thuc, trang thuc, nang luc
dang cong » dung cong
van thanh » ban thanh, van tuan
ho chieu » theo chieu, hoc thieu, mot chieu
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chieu)) xanh - ganh ((nang thuc) OR (dang thuoc)) dang cong van thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - ganh ((nang thuc) OR (dang thuoc)) dang cong van thanh chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chieu)) xanh - ganh ((nang thuc) OR (dang thuoc)) dang cong van thanh chau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - ganh ((nang thuc) OR (dang thuoc)) dang cong van thanh chau*.