Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
cua xang » cua dang, cua hang, cua lang
cong san » cong tac
toan tap » toan ban
toan cao » toan ban
tang va » trang va, tang van, thang va

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

• Performing a fuzzy search may retrieve terms with similar spellings: chuoi ((cua xang) OR (chua xang)) - hanh tang va nhung cong san ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chuoi ((cua xang) OR (chua xang)) - hanh tang va nhung cong san ((toan tap) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "chuoi ((cua xang) OR (chua xang)) - hanh tang va nhung cong san ((toan tap) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: chuoi ((cua xang) OR (chua xang)) - hanh tang va nhung cong san ((toan tap) or (toan cao))*.