Perhaps you should try some spelling variations:
cua triet » su triet, va triet
tinh hai » tinh thai, tinh chat, trinh han
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
sach ky » sac ky, sach y, sach ty
lai hoi » dai hoi, lai hoa, lai roi
va tinh » may tinh
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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

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