Perhaps you should try some spelling variations:
thanh hoc » thanh hoa, than hoc, thanh ho
coc nganh » hoc nganh, cac nganh, chuc nganh
nganh hoa » thanh hoa, khanh hoa, danh hoa
tu thanh » thu thanh, su thanh, ta thanh
cuu cong » cua cong, thu cong, cac cong
cong coc » cong cuoc, cong cac, cong co
phan van » pham van, thanh van, luan van
hoi cau » hoi chu, hoa cau, hoi cac
hoc cau » hoc cao, hoc cac, hoc can
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: tu thanh hoc tap, nghien cuu cong coc nganh hoa hoc xa ((hoi cau) OR (hoc cau)) phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu thanh hoc tap, nghien cuu cong coc nganh hoa hoc xa ((hoi cau) OR (hoc cau)) phan van".
• Adding a wildcard symbol may retrieve word variants: tu thanh hoc tap, nghien cuu cong coc nganh hoa hoc xa ((hoi cau) OR (hoc cau)) phan van*.