Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
nang van » dang van, tang van, lang van
su sach » so sach, vu sach
hoi tap » hoi dap, hoc tap, hai tap
hoi tai » hoc tai, hoi trac
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
hoi cam » hoi cham, hoi cac, hoi cau
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((hoi tap) OR (hoi tai)), nghien cuu mot hoc nganh hoa hoc ma hoi cam nang van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((hoi tap) OR (hoi tai)), nghien cuu mot hoc nganh hoa hoc ma hoi cam nang van".
• Adding a wildcard symbol may retrieve word variants: su sach ((hoi tap) OR (hoi tai)), nghien cuu mot hoc nganh hoa hoc ma hoi cam nang van*.