Perhaps you should try some spelling variations:
hanh huong » thanh huong, anh huong, manh huong
nghien cac » nghiep cach, nghien cuu, nghiep cay
trung hoc » trung quoc
chung hoc » dung hoc, hung hoa, phung ho
hang toan » hang ton, dang toan, hoang thoan
hoc nhanh » hoc nganh, hoc phan
huong tac » tuong tac, huong tam, muong tac
dong hoc » dong co, dong luc
cac dong » cac duong, cac cong, cac dang
ban hang » ngan hang
hoi ban » hoi dan, hoi bai, doi ban
tu hanh » du hanh, lu hanh, thuc hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu hanh huong tac, nghien cac dong hoc nhanh ((chung hoc) OR (trung hoc)) xa hoi ban hang toan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu hanh huong tac, nghien cac dong hoc nhanh ((chung hoc) OR (trung hoc)) xa hoi ban hang toan".
• Adding a wildcard symbol may retrieve word variants: tu hanh huong tac, nghien cac dong hoc nhanh ((chung hoc) OR (trung hoc)) xa hoi ban hang toan*.