Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu tach » chiet tach, chieu sach, chiu trach
hang hang » nang hang, cang thang, hung thang
va phuong » va thuong, cac phuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
toan cao » toan ban
toan tap » toan ban

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 - hang hang va phuong cong san ((toan cao) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tach - hang hang va phuong cong san ((toan cao) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu tach - hang hang va phuong cong san ((toan cao) OR (toan tap))*.