Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cau luc » cau truc, cau phuc
va hang » van hang, va nang, va hanh
va lang » va nang, hoa lang
cua cua » cua chua, ca cua, qua cua
y nang » ky nang, ly nang, v nang
ve cau » ke cau, va cau, ve cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang xa hoi. hieu ve cau luc ((va hang) or (va lang)) cua cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve cau luc ((va hang) OR (va lang)) cua cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve cau luc ((va hang) or (va lang)) cua cua triet*.