Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, truong thanh
thi chieu » thi chien, thi hieu, theo chieu
trung dap » trung cap, trung dai, trung dam
dap thong » phap thong, khap thong, va thong
thanh cau » thanh chau, thanh mau, nhanh cau
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong ty

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

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