Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cua dong » chua dong, cua dang, cua nong
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 - nhanh tinh ((cua cong) or (cua dong)) cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - nhanh tinh ((cua cong) OR (cua dong)) cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - nhanh tinh ((cua cong) or (cua dong)) cong dan toan ban*.