Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
hoc thieu » toc thieu, hoc hien
ho chieu » theo chieu, doi chieu, mot chieu
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac
toan cao » toan tap
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: ((ho chieu) or (hoc thieu)) xanh - thanh tung cua thuong cong san ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - thanh tung cua thuong cong san ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) xanh - thanh tung cua thuong cong san ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - thanh tung cua thuong cong san ((toan cao) OR (toan ban))*.