Perhaps you should try some spelling variations:
nganh nang » nganh nong, ganh nang, nganh cong
thu sach » tu sach, thuat sach, thuoc sach
sach hoi » sach doi, sach moi, cach thoi
cuu dong » cuu cong, cuu tong, cuu long
dong hoa » dong hoc, dong co
gian dan » gian lang
hoi dan » hoa dan, hoc dan, thoi dai
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach hoi dap, nghien cuu dong hoa ((nganh nang) or (ngan hang)) hoc xa hoi dan gian dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoi dap, nghien cuu dong hoa ((nganh nang) OR (ngan hang)) hoc xa hoi dan gian dan.
• Adding a wildcard symbol may retrieve word variants: thu sach hoi dap, nghien cuu dong hoa ((nganh nang) or (ngan hang)) hoc xa hoi dan gian dan*.