Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, truong cong
thuong dong » phuong dong, tuong dong, chuong dong
hieu quang » thieu quang, hieu quan, hieu qua
hanh trinh » canh tranh, hanh chinh
manh toan » thanh toan, anh tuan, tinh toan
toan cau » 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: ho ((chinh sach) or (hieu quang)) - hanh trinh luat ((thuong cong) OR (thuong dong)) manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (hieu quang)) - hanh trinh luat ((thuong cong) OR (thuong dong)) manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chinh sach) or (hieu quang)) - hanh trinh luat ((thuong cong) OR (thuong dong)) manh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (hieu quang)) - hanh trinh luat ((thuong cong) OR (thuong dong)) manh toan cau*.