Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
anh tang » anh dang, anh nang, anh sang
anh bang » anh hoang, anh quang, tinh bang
ban than » ban thanh, van thanh, ban hang

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 - ((anh tang) OR (anh bang)) cua nhung cong ((ban than) or (manh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - ((anh tang) OR (anh bang)) cua nhung cong ((ban than) OR (manh toan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chua xang - ((anh tang) OR (anh bang)) cua nhung cong ((ban than) or (manh toan)) cao".
• Adding a wildcard symbol may retrieve word variants: theo chua xang - ((anh tang) OR (anh bang)) cua nhung cong ((ban than) or (manh toan)) cao*.