Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
trinh toan » tinh toan, thanh toan, trinh quan
trinh han » trinh quan
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
anh dong » anh huong, anh son
dong cua » dung cua, cong cua, huong cua

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