Perhaps you should try some spelling variations:
chung xang » nhung lang, chung han, chung xa
canh thanh » canh tranh, danh thanh, anh thanh
chua xang » chua nang, chuc nang, chu bang
thanh qua » thanh quan, thanh qui, hanh qua
dung cong » dung trong
qua dung » quang dung, su dung, qua song
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: chon ((chung xang) OR (chua xang)) - canh thanh qua dung cong van toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chon ((chung xang) OR (chua xang)) - canh thanh qua dung cong van toan tap".
• Adding a wildcard symbol may retrieve word variants: chon ((chung xang) OR (chua xang)) - canh thanh qua dung cong van toan tap*.