Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
hanh hang » thanh hang, hang hang, hanh han
theo chu » theo chieu, cho chu, chao chu
hang cua » mang cua, hang ca, huong cua
cong tan » cong tac, cong san, cong thanh
than cao » thai cao, than cap, than sao
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thieu) or (theo chu)) xanh - hanh hang cua thuong cong tan ((than cao) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (theo chu)) xanh - hanh hang cua thuong cong tan ((than cao) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc thieu) or (theo chu)) xanh - hanh hang cua thuong cong tan ((than cao) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (theo chu)) xanh - hanh hang cua thuong cong tan ((than cao) OR (toan cao))*.