Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
hiem ngan » kim ngan, viem gan
qua nhung » quan nhung, cua nhung, qua chung
duong van » duong va, luong va, dang van
thong cau » thong cac, thong cap, thong cua
tung qua » dung qua, tuong quan, trung quan
thong tu » phong tuc, thong tin, thong ke

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hiem ngan) or (chieu tinh)) - thanh tung qua nhung duong van ((thong cau) OR (thong tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hiem ngan) OR (chieu tinh)) - thanh tung qua nhung duong van ((thong cau) OR (thong tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hiem ngan) or (chieu tinh)) - thanh tung qua nhung duong van ((thong cau) OR (thong tu))".
• Adding a wildcard symbol may retrieve word variants: hoc ((hiem ngan) or (chieu tinh)) - thanh tung qua nhung duong van ((thong cau) OR (thong tu))*.