Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
van hanh » van thanh, ban hanh, van anh
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cau luc » cau phuc
va hanh » va thanh, va danh, ban hanh
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ly nang xa hoi. hieu ve ((cau luc) or (cau truc)) ((va hanh) OR (van hanh)) dai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ly nang xa hoi. hieu ve ((cau luc) OR (cau truc)) ((va hanh) OR (van hanh)) dai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ly nang xa hoi. hieu ve ((cau luc) or (cau truc)) ((va hanh) OR (van hanh)) dai cua tre*".