Perhaps you should try some spelling variations:
thuong chuc » thuong thuc, phuong thuc, thuong chi
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
anh thuong » anh huong, hang thuong, tnhh thuong
nang cong » nang song, dang cong, bang cong
lang hang » lang thang, hang hang, cang thang
nang hang » nang sang, hang hang, cang thang

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 sach - anh thuong chuc nang cong ((lang hang) or (nang hang)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - anh thuong chuc nang cong ((lang hang) OR (nang hang)) ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - anh thuong chuc nang cong ((lang hang) or (nang hang)) ban*.