Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
thuong hoc » truong hoc, tuong hoc, thuong ho
cach thoi » cac thoi, cach thuc, cach noi
hoc nhanh » hoc nganh, hoc phan
khung hoc » chung hoc, nhung hoc, trung hoc
thoi dap » hoi dap, thoi dai, thi dap
ve cach » va cach, ve cac, ve canh
mot hoc » mon hoc, mo hoc, mot goc
va quan » van quan, tac quan, hai quan
quan va » quan vi, quan ha, luan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ve cach thoi dap, nghien cua mot hoc nhanh ((khung hoc) OR (thuong hoc)) xa hoi va quan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ve cach thoi dap, nghien cua mot hoc nhanh ((khung hoc) OR (thuong hoc)) xa hoi va quan va".
• Adding a wildcard symbol may retrieve word variants: ve cach thoi dap, nghien cua mot hoc nhanh ((khung hoc) OR (thuong hoc)) xa hoi va quan va*.