Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
sach ky » sac ky, sach y, sach ty
van cam » van nam, van lam, van cau
va danh » va dinh, va dan, va hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang x ho. hieu van cam xuc ((va danh) or (va thanh)) dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang x ho. hieu van cam xuc ((va danh) OR (va thanh)) dai cua triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang x ho. hieu van cam xuc ((va danh) or (va thanh)) dai cua triet*.