Perhaps you should try some spelling variations:
nhung tuong » nhung phuong, hung vuong, nhung cong
nhung huong » nhung phuong, nhung cong, nhung dung
hieu tinh » chieu tinh, lieu tinh, hieu binh
kieu tinh » lieu tinh, trieu tinh, diep tinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
tinh cua » trinh cua, sinh cua, tinh chat
dan khan » dan khanh, dan chan, dan than
khan cap » khan ap, than cap, khoan cam

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

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