Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
duong sinh » duong minh, duong manh, trong sinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
sinh toan » tinh toan, hinh toan, minh toan
ho chieu » theo chieu, hoc thieu, doi chieu
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 chieu) OR (toc thieu)) sang - canh tranh cua nhung duong sinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (toc thieu)) sang - canh tranh cua nhung duong sinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (toc thieu)) sang - canh tranh cua nhung duong sinh toan cau*.