Perhaps you should try some spelling variations:
chieu tach » chiet tach, chieu sach, chiu trach
truong cao » truong dai
thong cong » trong cong, thong thong, phong chong
truong va » truong dai, truong dao, luong va
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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 tach - thanh ((truong va) or (truong cao)) ((thong cong) OR (tong cong)) san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tach - thanh ((truong va) OR (truong cao)) ((thong cong) OR (tong cong)) san than cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tach - thanh ((truong va) or (truong cao)) ((thong cong) OR (tong cong)) san than cao*".