Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cua phuong » cuu phuong, cuc phuong, luan phuong
hien xanh » hien hanh, hien nhanh, chieu xanh
cua khong » hua khong, cua thuong, cua cong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 hien xanh - hanh trinh ((cua khong) OR (cua phuong)) ((cong dan) OR (cong tan)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh trinh ((cua khong) OR (cua phuong)) ((cong dan) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh trinh ((cua khong) OR (cua phuong)) ((cong dan) OR (cong tan)) toan ban*.