Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
trien minh » trien kinh, tien minh, trieu minh
mon trien » mon triet, minh trien, mon tieng
hanh tang » anh tang, hanh mang, hanh tung
hang cong » dang cong, hang nong, bang cong
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

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