Perhaps you should try some spelling variations:
hinh trong » chinh trong, dinh trong, sinh trong
hanh trinh » canh tranh, hanh chinh
quan trong » gian trong
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
cong vinh » cong trinh, trong vinh, cong viec
vinh van » dinh van, trinh van, sinh vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chieu)) xanh - ((hinh trong) or (hanh trinh)) quan trong cong vinh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) xanh - ((hinh trong) OR (hanh trinh)) quan trong cong vinh van ban.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) xanh - ((hinh trong) or (hanh trinh)) quan trong cong vinh van ban*.