Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
sach moi » sach doi, sach hoi, bach mai
cuu nang » chuc nang, cam nang, cuu van
nang hoc » nang doc, nang luc, dong hoc
khoa hoc » hoa hoc
vu sach » vu bach, su sach, vu khach
moi tai » hoi tai, mo tai, moi thoi
hoi van » hoi va, hai van, hoi han
hoi dan » hoa dan, hoc dan, hoi dap

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach moi tai, nghien cuu nang hoc nhanh khoa hoc ma ((hoi van) or (hoi dan)) pham van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach moi tai, nghien cuu nang hoc nhanh khoa hoc ma ((hoi van) OR (hoi dan)) pham van.
• Adding a wildcard symbol may retrieve word variants: vu sach moi tai, nghien cuu nang hoc nhanh khoa hoc ma ((hoi van) or (hoi dan)) pham van*.