Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
canh trinh » canh tranh, hanh trinh, canh tinh
ho chieu » theo chieu, hoc thieu, doi chieu
van dang » van dong, van dung, van nang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
va dang » va nang, va lang, da dang

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - canh trinh ((va dang) OR (van dang)) cong dan toan cau~".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - canh trinh ((va dang) OR (van dang)) cong dan toan cau*.