Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cuu nang » chuc nang, cam nang, cuu van
nang hoc » nang doc, nang luc, dong hoc
toan tai » toan tap, doanh tai, toan ban
su sach » so sach
vu sach » vu bach, vu khach
moi tai » hoi tai, mo tai, moi thoi
cu toan » cua toan, cuu toan, duc toan
hoc xa » hoc ma
hoi cu » hoi chu, hoi cua, hoi cau

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) or (vu sach)) moi tai, nghien cuu nang hoc nganh hoa hoc xa hoi cu toan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) moi tai, nghien cuu nang hoc nganh hoa hoc xa hoi cu toan tai.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) moi tai, nghien cuu nang hoc nganh hoa hoc xa hoi cu toan tai*.