Perhaps you should try some spelling variations:
trieu minh » trieu tinh, trien minh, trinh minh
trien kinh » tri kinh, trinh kinh, trien dich
tuan dung » tuan duong, tan dung, tuan dang
tran dung » tran dang, tran hung, tran quang
trong dan » trong dang, trong san, trong tan
dan toan » van toan, dan than, manh 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: hoc ((trieu minh) or (trien kinh)) - canh tranh ((tuan dung) OR (tran dung)) trong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((trieu minh) OR (trien kinh)) - canh tranh ((tuan dung) OR (tran dung)) trong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((trieu minh) or (trien kinh)) - canh tranh ((tuan dung) OR (tran dung)) trong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((trieu minh) or (trien kinh)) - canh tranh ((tuan dung) OR (tran dung)) trong dan toan cau*.