Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
mot chieu » doi chieu
trung cap » truong cao
ban thanh » ban hanh, ban hang
thanh tai » thanh hai, thanh toan, doanh tai
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (mot chieu)) sach - manh ((trung cap) OR (trung tam)) thong cong ban thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (mot chieu)) sach - manh ((trung cap) OR (trung tam)) thong cong ban thanh tai*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (mot chieu)) sach - manh ((trung cap) OR (trung tam)) thong cong ban thanh tai*".