Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
manh trung » manh tung, thanh trung, manh hung
doi chieu » doc hieu, doi chi, ho chieu
trung vap » trung cap, trung va, trung van
dung cong » dung trong
vap dung » van dung, ap dung, va dung
cong tac » cong ty
toan cau » toan tap, toan tai
toan ban » van ban
toan cao » 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: doi chieu tinh - manh trung vap dung cong tac ((((toan cau) OR (toan ban))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - manh trung vap dung cong tac ((((toan cau) OR (toan ban))) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu tinh - manh trung vap dung cong tac ((((toan cau) OR (toan ban))) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - manh trung vap dung cong tac ((((toan cau) OR (toan ban))) or (toan cao))*.