Perhaps you should try some spelling variations:
lanh manh » lanh tranh, lan anh, van manh
cua trong » cua truong, cua trung, qua trong
chi sach » chinh sach, chieu sach, co sach
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap
doi chi » doi khi
van anh » van thanh, tuan anh, van minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - ((lanh manh) or (van anh)) cua trong cong san toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - ((lanh manh) OR (van anh)) cua trong cong san toan cao.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - ((lanh manh) or (van anh)) cua trong cong san toan cao*.