Perhaps you should try some spelling variations:
chat duc » chat xuc, chet duoc, pham duc
chat doc » chat hoc, chau doc, thuat doc
van hanh » van thanh, ban hanh, van anh
hanh lam » thanh lap, hanh kem, hanh va
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
lam va » nam va, dam va, lam ha

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 ((chat duc) OR (chat doc)) van hanh lam va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang xa hoi. hieu ve ((chat duc) OR (chat doc)) van hanh lam va triet".
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve ((chat duc) OR (chat doc)) van hanh lam va triet*.