Perhaps you should try some spelling variations:
hang cong » dang cong, hang nong, bang cong
toc hieu » toc thieu, hoc thieu, thuc hieu
doc hieu » toc thieu, hoc thieu, hoc hien
cach ban » cac ban, cach bao, cach ben
cua hang » cua dang, cua nhung, cua cong
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan lap » phan dau
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc hieu) OR (doc hieu)) manh - cach ban cua hang cong tac phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc hieu) OR (doc hieu)) manh - cach ban cua hang cong tac phan lap".
• Adding a wildcard symbol may retrieve word variants: ((toc hieu) OR (doc hieu)) manh - cach ban cua hang cong tac phan lap*.