Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trang » canh tranh, hanh trinh, minh trang
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
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: ho chieu tinh - ((hanh trang) or (thanh trung)) va nhung cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - ((hanh trang) OR (thanh trung)) va nhung cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - ((hanh trang) or (thanh trung)) va nhung cong tac ((toan cau) or (toan ban))*.