Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuong cong » thong cong, thuong con, thuong dong
ngang thanh » nang thanh, nganh thanh, ngan thanh
theo chieu » theo tieu, ho chieu, theo chu
cua thuong » cua truong, cua phuong, ca thuong
cong ngang » cong nhan, cong quang, cong lang
thiet yeu » thiet ke
trung cua » truong cua, trung tuan, trung cap
thanh cau » thanh chau, thanh mau, nhanh cau
theo yeu » theo tieu, theo chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (((theo yeu) or (thiet yeu)))) sang - thanh trung cua thuong cong ngang thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (((theo yeu) OR (thiet yeu)))) sang - thanh trung cua thuong cong ngang thanh cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (((theo yeu) or (thiet yeu)))) sang - thanh trung cua thuong cong ngang thanh cau*.