Perhaps you should try some spelling variations:
nganh cong » nhanh chong, thanh cong
thong tinh » thuong tinh, thong tin, thong minh
va truyen » hoa truyen, co truyen, di truyen
tu sach » thu sach, su sach, te sach
so sanh » do sanh
cong he » cong che, cong ha, cong de
tinh va » tich va, trinh van, trinh vat

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: "((tu sach) or (so sanh)) nganh cong he thong tinh va truyen (thong" or trong")~.
• If you are trying to use Boolean operators, they must be ALL CAPS: "((tu sach) OR (so sanh)) nganh cong he thong tinh va truyen (thong" or trong").
• Removing quotes may allow a broader search: ((tu sach) or (so sanh)) nganh cong he thong tinh va truyen (thong or trong ).
• Adding a wildcard symbol may retrieve word variants: "((tu sach) or (so sanh)) nganh cong he thong tinh va truyen (thong" or trong")*.