Perhaps you should try some spelling variations:
thanh tung » thanh cong
thuan cong » thuat cong, thuan phong, thuan trong
tuan cong » luan cong, tran cong, tan cong
toan cong » tran cong, toan thong, doan cuong
chi xanh » chi anh, chi danh, chi hanh
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
doi chi » doi khi
chan tu » phan tu, han tu, chon tu

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 - thanh tung ((((tuan cong) OR (toan cong))) or (thuan cong)) cong dan chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - thanh tung ((((tuan cong) OR (toan cong))) OR (thuan cong)) cong dan chan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - thanh tung ((((tuan cong) OR (toan cong))) or (thuan cong)) cong dan chan tu".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh tung ((((tuan cong) OR (toan cong))) or (thuan cong)) cong dan chan tu*.