Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
manh trung » thanh trung, manh hung, sinh trung
vang thanh » van thanh, dang thanh, tang thanh
chua xang » chua nang, chu bang, chua dong
manh tung » manh hung, thanh tung
cong vang » cong lang, cong quang, cong ngang
thanh lap » thanh san, phan lap, thanh hai
va thong » va thuong, va phuong, he thong
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)) - ((manh trung) OR (manh tung)) va thong cong vang thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chuc nang)) - ((manh trung) OR (manh tung)) va thong cong vang thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua xang) or (chuc nang)) - ((manh trung) OR (manh tung)) va thong cong vang thanh lap".
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chuc nang)) - ((manh trung) OR (manh tung)) va thong cong vang thanh lap*.