Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
hien xanh » hien hanh, hien nhanh, chieu xanh
hanh tang » hanh trang, anh tang, hanh mang
dang cong » dung cong
tran manh » tran minh, tran van, tran dinh
tang cua » mang cua, hang cua, tang luan
cua dang » cua cong, cua ban
cong san » cong tac

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 tang cua dang cong san ((tran manh) OR (tran thanh))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh tang cua dang cong san ((tran manh) OR (tran thanh))".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh tang cua dang cong san ((tran manh) OR (tran thanh))*.