Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo chieu » theo tieu, ho chieu, thi chieu
cua thuong » cua truong, cua phuong, ca thuong
lanh manh » lanh tranh, lan anh, van manh
theo chu » cho chu, chao chu, theo yeu
manh cua » doanh cua, ban cua
cong tac » cong ty
tac pham » thuc pham, san pham
pham cau » phan cau, pham ca, pham can

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (((theo chu) OR (theo chieu)))) xanh - lanh manh cua thuong cong tac pham cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (((theo chu) OR (theo chieu)))) xanh - lanh manh cua thuong cong tac pham cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hien) or (((theo chu) OR (theo chieu)))) xanh - lanh manh cua thuong cong tac pham cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (((theo chu) OR (theo chieu)))) xanh - lanh manh cua thuong cong tac pham cau*.