Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhanh lang » nhanh quang, nhan dang, nhanh dong
tac thanh » bac thanh, cac thanh, tcc thanh
thanh mau » hanh mau, thanh san, thanh hai
cong tac » cong ty
va hang » van hang, va lang, va hanh
va nang » van nang, da nang, cam nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - ((nhanh thang) or (nhanh lang)) ((va hang) OR (va nang)) cong tac thanh mau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((nhanh thang) OR (nhanh lang)) ((va hang) OR (va nang)) cong tac thanh mau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ((nhanh thang) or (nhanh lang)) ((va hang) OR (va nang)) cong tac thanh mau".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((nhanh thang) or (nhanh lang)) ((va hang) OR (va nang)) cong tac thanh mau*.