Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
hanh trang » thanh trung, canh tranh, hanh trinh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hanh tang » anh tang, hanh mang, hanh tung
doc hieu » toc thieu, hoc thieu
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc hien)) manh - ((hanh tang) OR (hanh trang)) cua phuong cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc hien)) manh - ((hanh tang) OR (hanh trang)) cua phuong cong thanh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc hien)) manh - ((hanh tang) OR (hanh trang)) cua phuong cong thanh toan cao".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc hien)) manh - ((hanh tang) OR (hanh trang)) cua phuong cong thanh toan cao*.