Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
tung tuan » trung tuan, hung tuan, quang tuan
ho chieu » theo chieu, hoc thieu, doi chieu

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 tinh - thanh tung tuan ((nhung cong) OR (thong cong)) dan ((van ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh tung tuan ((nhung cong) OR (thong cong)) dan ((van ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - thanh tung tuan ((nhung cong) OR (thong cong)) dan ((van ban) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh tung tuan ((nhung cong) OR (thong cong)) dan ((van ban) or (toan ban))*.