Perhaps you should try some spelling variations:
sach nganh » sach ngan, sach tranh, cac nganh
nganh cong » nhanh chong, thanh cong
thong tien » thong tin, thong dien, thong tieu
thang tien » toan tien, thanh vien, bang tien
va truyen » hoa truyen, co truyen, di truyen
vu sach » vu bach, su sach, vu khach

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 nganh cong nghe ((thong tien) OR (thang tien)) va truyen thong~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach nganh cong nghe ((thong tien) OR (thang tien)) va truyen thong".
• Adding a wildcard symbol may retrieve word variants: vu sach nganh cong nghe ((thong tien) OR (thang tien)) va truyen thong*.