Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
cua triet » su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
cua viet » ca viet, hoa viet, cua vat
so sach » so sanh, bo sach, co sach
nang ma » tang ma, sang ma, nang cao
va cham » va chat, va tham
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
loc va » hoc 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: so sach y nang ma hoi. lieu ((va cham) or (va cac)) loc va thanh tai ((cua triet) OR (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang ma hoi. lieu ((va cham) OR (va cac)) loc va thanh tai ((cua triet) OR (cua viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach y nang ma hoi. lieu ((va cham) or (va cac)) loc va thanh tai ((cua triet) OR (cua viet))".
• Adding a wildcard symbol may retrieve word variants: so sach y nang ma hoi. lieu ((va cham) or (va cac)) loc va thanh tai ((cua triet) OR (cua viet))*.