Perhaps you should try some spelling variations:
quan trong » gian trong
hanh dong » anh dong, ha dong
dong quan » duong quan, dong quang, dung quan
cong bang » cuong bang, dong bang, hong bang
bang hang » ban hang, hang hang, nang hang
theo chu » theo chieu, cho chu, chao chu
ho chieu » theo chieu, hoc thieu, doi chieu
hang cau » hang dau, hang ca, nhung cau

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) or (ho chieu)) sang - hanh dong quan trong cong bang hang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (ho chieu)) sang - hanh dong quan trong cong bang hang cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (ho chieu)) sang - hanh dong quan trong cong bang hang cau*.