Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
dan dong » van dong, dan dung, dao dong
dong tac » cong tac, dong tai, dong bac
than cau » toan cau, phan cau, than cap
toan tap » toan ban
cua dan » cua dang, cua ban, ca dan

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 - canh tranh cua dan dong tac ((than cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - canh tranh cua dan dong tac ((than cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh tranh cua dan dong tac ((than cau) or (toan tap))*.