Perhaps you should try some spelling variations:
nhanh manh » nhanh mang, nhanh thanh, nhanh tinh
chau tinh » ha tinh, cua tinh, cac tinh
cua thong » cua thuong, cua khong, cua tong
manh cua » doanh cua, ban cua
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chau tinh) or (cuu tinh)) - nhanh manh cua thong ((cong tan) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chau tinh) OR (cuu tinh)) - nhanh manh cua thong ((cong tan) OR (cong san)) toan ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chau tinh) or (cuu tinh)) - nhanh manh cua thong ((cong tan) or (cong san)) toan ban*.