Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh hung » nhanh hung, nganh khong, ngan hang
hoa nganh » hoc nganh, khoi nganh, hoa doanh
thanh van » thanh toan, thanh phan, thanh nhan
mach hoc » cach hoc, dich hoc, anh hoc
cong hoa » dong hoa, dong hoc, hang hoa
hung hoc » chung hoc, khung hoc, nhung hoc
hoi ban » hoi dan, hoi bai, doi ban
hoc xa » hoc ma
tim » time

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

• Performing a fuzzy search may retrieve terms with similar spellings: tim mach hoc tap, nghien thu cong hoa nganh hung hoc xa hoi ban ((thanh van) OR (thanh san))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tim mach hoc tap, nghien thu cong hoa nganh hung hoc xa hoi ban ((thanh van) OR (thanh san))".
• Adding a wildcard symbol may retrieve word variants: tim mach hoc tap, nghien thu cong hoa nganh hung hoc xa hoi ban ((thanh van) OR (thanh san))*.