Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sach » chinh sach, chiet tach, chieu sang
ban thanh » ban hanh, ban hang
thanh dat » thanh san, thanh hai, thanh van
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
manh va » anh va, lanh va, manh ba
minh va » tinh va, sinh va, sinh vat
hanh va » hang va, hanh vi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - lanh ((((manh va) OR (minh va))) or (hanh va)) thuong cong ban thanh dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - lanh ((((manh va) OR (minh va))) OR (hanh va)) thuong cong ban thanh dat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - lanh ((((manh va) OR (minh va))) or (hanh va)) thuong cong ban thanh dat".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - lanh ((((manh va) OR (minh va))) or (hanh va)) thuong cong ban thanh dat*.