Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu tinh » chau tinh, kieu tinh, che tinh
nhung cong » dung cong, thong cong, hang cong
lieu tinh » diep tinh, bien tinh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
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 (((lieu tinh) OR (trieu tinh)))) - hanh trinh cua nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (((lieu tinh) OR (trieu tinh)))) - hanh trinh cua nhung cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu tinh) or (((lieu tinh) OR (trieu tinh)))) - hanh trinh cua nhung cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (((lieu tinh) OR (trieu tinh)))) - hanh trinh cua nhung cong dan toan ban*.