Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
truong ca » truong cao, truong va, trong ca
ca nhung » cua nhung, cam nhung, va nhung
cong tan » cong tac, cong san, cong thanh
ban hanh » ban hang
ban can » ban dan, ban hang, 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: ((hoc thieu) or (toc thieu)) sach - thanh truong ca nhung cong tan ((ban can) OR (ban hanh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - thanh truong ca nhung cong tan ((ban can) OR (ban hanh)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (toc thieu)) sach - thanh truong ca nhung cong tan ((ban can) OR (ban hanh))".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - thanh truong ca nhung cong tan ((ban can) OR (ban hanh))*.