Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
chieu tinh » lieu tinh, chau tinh, kieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
va truong » van truong, xa truong, va thuong
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: hoc ((chieu tinh) OR (trieu tinh)) - hanh trang va truong cong dan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu tinh) OR (trieu tinh)) - hanh trang va truong cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) OR (trieu tinh)) - hanh trang va truong cong dan toan ban*.