Perhaps you should try some spelling variations:
nghiep thuc » nghiem thuc, nghiem thuoc, nghe thuc
thuat sach » thuat lanh, thuat san
thuc cong » thuoc cong, thu cong, chuc cong
coc doanh » hoa doanh, cho doanh, voi doanh
cac doanh » cac dan, cac dang, van doanh
sach doi » sach hoi, sach moi, sach dao
phat van » pham van, phan van, phap van
doi dap » hoi dap, doi dau, do dap
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: thuat sach doi dap, nghiep thuc cong ((coc doanh) or (cac doanh)) hoa hoc xa hoi va phat van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach doi dap, nghiep thuc cong ((coc doanh) OR (cac doanh)) hoa hoc xa hoi va phat van.
• Adding a wildcard symbol may retrieve word variants: thuat sach doi dap, nghiep thuc cong ((coc doanh) or (cac doanh)) hoa hoc xa hoi va phat van*.