Perhaps you should try some spelling variations:
thanh tung » thanh cong
dung cong » dung trong
tranh ban » trinh ban, tranh hang, tranh luan
chi xanh » chi anh, chi hanh, chieu xanh
chi danh » chi dan, chi anh, chi dinh
tung dap » tung dan, trung dai, tuong dan
dap dung » ap dung, dan dung, dap ung
cong tan » cong tac, cong san, cong thanh
tran ban » tran van, toan ban, tran bai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) or (chi danh)) - thanh tung dap dung cong tan ((tran ban) OR (tranh ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi xanh) OR (chi danh)) - thanh tung dap dung cong tan ((tran ban) OR (tranh ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi xanh) or (chi danh)) - thanh tung dap dung cong tan ((tran ban) OR (tranh ban))".
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) or (chi danh)) - thanh tung dap dung cong tan ((tran ban) OR (tranh ban))*.