Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
theo chu » theo chieu, cho chu, chao chu
chu sang » chu bang, thu sang, chieu sang
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sang - ((anh tang) or (hanh mang)) va nhung cong tac ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sang - ((anh tang) OR (hanh mang)) va nhung cong tac ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chu sang - ((anh tang) or (hanh mang)) va nhung cong tac ((toan tai) or (toan cao))*.