Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
lieu tinh » trieu tinh, diep tinh, bien tinh
trinh cua » tinh cua, trinh luat, trinh quan
tong cong » trong cong, cong cong, dung cong
cua tong » cua cong, cua dong, cua nong
cong san » cong tac
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: theo ((lieu tinh) or (cuu tinh)) - hanh trinh cua tong cong san ((toan tap) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((lieu tinh) OR (cuu tinh)) - hanh trinh cua tong cong san ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((lieu tinh) or (cuu tinh)) - hanh trinh cua tong cong san ((toan tap) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((lieu tinh) or (cuu tinh)) - hanh trinh cua tong cong san ((toan tap) OR (toan ban))*.