Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach thi » sach thu, sach tai, sach thieu
thi nang » thi cong, ki nang, thi hanh
can thuc » dan thuc, cay thuc, san thuc
van thuc » va thuc, dan thuc, van thu
danh vai » danh sai, danh va, doanh van
te sach » toc sach
nang xa » nang x, lang xa, nang ma
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua

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 thi nang xa hoi. lieu va ((can thuc) OR (van thuc)) va danh vai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thi nang xa hoi. lieu va ((can thuc) OR (van thuc)) va danh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach thi nang xa hoi. lieu va ((can thuc) OR (van thuc)) va danh vai cua triet*.