Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
hieu lang » chieu sang, hieu quang, nhieu tang
hanh manh » hanh mang, hoang manh, thanh minh
lanh manh » lanh tranh, lan anh, van manh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - ((hanh manh) OR (lanh manh)) cua phuong cong tac toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - ((hanh manh) OR (lanh manh)) cua phuong cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - ((hanh manh) OR (lanh manh)) cua phuong cong tac toan cao*.