Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
dan nhan » danh nhan, dan chan, van nhan
thu ban » thu hang
toi gap » toi gian
toi tap » toan tap, tong tap, tuoi tai
hoi dan » hoa dan, hoc dan, hoi dap
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ban ((toi gap) OR (toi tap)), nghien cua cong hoc nhanh khoa hoc xa hoi dan nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ban ((toi gap) OR (toi tap)), nghien cua cong hoc nhanh khoa hoc xa hoi dan nhan va".
• Adding a wildcard symbol may retrieve word variants: thu ban ((toi gap) OR (toi tap)), nghien cua cong hoc nhanh khoa hoc xa hoi dan nhan va*.