Perhaps you should try some spelling variations:
theo chieu » theo tieu, thi chieu
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » hoc thieu, doi chieu, mot chieu
theo chu » cho chu, chao chu, theo yeu
nhan dan » phan dau, gian dan, nhan tai
toan ban » van ban
va dung » van dung, va duong, vat dung
dan va » doan va, dan ca, ban va

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