Perhaps you should try some spelling variations:
quan trong » gian trong
hanh tong » hanh trong, han tong, hanh dong
tong quan » thong quan, tong luan, luong quan
chu sang » chu bang, chieu sang, chuc nang
thu sang » thu hang, thu san, thu bang
cong ban » cong bang, cong san, cong tan
cong tac » cong ty
hang cau » hang dau, hang ca, nhung cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu sang) OR (thu sang)) - hanh tong quan trong ((cong ban) OR (cong tac)) hang cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chu sang) OR (thu sang)) - hanh tong quan trong ((cong ban) or (cong tac)) hang cau~".
• Adding a wildcard symbol may retrieve word variants: chao ((chu sang) OR (thu sang)) - hanh tong quan trong ((cong ban) or (cong tac)) hang cau*.