Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
thanh dung » thanh duong, thanh tung, thanh hung
nong huong » cong huong, dong huong, cong thuong
dung cua » dung luan, dung cho
cua nong » cua cong, cuu nong, cua dong
khan cap » khan ap, than cap, khoan cam
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) OR (trieu tinh)) - thanh dung cua nong huong dan ((khan cap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (trieu tinh)) - thanh dung cua nong huong dan ((khan cap) OR (phan cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu tinh) OR (trieu tinh)) - thanh dung cua nong huong dan ((khan cap) or (phan cac))".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) OR (trieu tinh)) - thanh dung cua nong huong dan ((khan cap) or (phan cac))*.