Perhaps you should try some spelling variations:
chua xang » chua nang, chu bang, chua dong
dung cong » dung trong
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
tang va » tang van, thang va, tang vat
chuc » thuc, chu, phuc

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

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