Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
ho chieu » theo chieu, doi chieu, mot chieu
tinh cua » trinh cua, sinh cua, tinh chat
dong ban » dong bang, dong san, dong bac
dong hoc » dong co, dong luc
toan tap » toan ban

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 (hoc thieu)) tach - hanh tinh cua nhung ((dong ban) or (dong hoc)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) tach - hanh tinh cua nhung ((dong ban) OR (dong hoc)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) tach - hanh tinh cua nhung ((dong ban) or (dong hoc)) toan tap*.