Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh cua » manh cua, hang cua, hanh sua
van hanh » van thanh, ban hanh, van anh
cam luc » cau luc
cua cua » cua chua, ca cua, qua cua
so sach » so sanh, co sach, hoc sach
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
bo sach » co sach, hoc sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) OR (bo sach)) ky nang xa hoi. hieu ve ((cam luc) or (cam xuc)) van hanh cua cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (bo sach)) ky nang xa hoi. hieu ve ((cam luc) OR (cam xuc)) van hanh cua cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) OR (bo sach)) ky nang xa hoi. hieu ve ((cam luc) or (cam xuc)) van hanh cua cua triet".
• Adding a wildcard symbol may retrieve word variants: ((so sach) OR (bo sach)) ky nang xa hoi. hieu ve ((cam luc) or (cam xuc)) van hanh cua cua triet*.