Perhaps you should try some spelling variations:
thuong trinh » chuong trinh, phuong trinh, thuong tinh
cong thuong » hang thuong
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
thanh hang » thanh hoang, thanh thang, tranh hang
trinh toan » tinh toan, thanh toan, trinh han
hanh hang » hang hang, hanh han, hanh mang
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: theo chieu sang - ((hanh hang) or (thanh hang)) cua cong thuong trinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - ((hanh hang) OR (thanh hang)) cua cong thuong trinh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - ((hanh hang) or (thanh hang)) cua cong thuong trinh toan ban*.