Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh cong » thanh cong, hang cong, hanh dong
cu thuong » cua thuong, cuu thuong, tu thuong
trinh van » trinh han, trinh quan, trinh toan
cong cu » chung cu

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 xanh - hanh cong cu thuong cong trinh van ban~.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh cong cu thuong cong trinh van ban*.