Perhaps you should try some spelling variations:
kham thuc » nham thuc, pham thuc, tham thuc
tay quang » tac quang, tai quang, tao quang
cua triet » cua viet, su triet, va triet
tay lang » tai lang, tay tang, tham lang
vat hanh » vat thanh, van hanh, va hanh
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
hieu vu » hieu va, hieu ve, hieu su
vu kham » vu khanh
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 ((tay lang) OR (tay quang)) xa hoi. hieu vu kham thuc vat hanh vai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((tay lang) OR (tay quang)) xa hoi. hieu vu kham thuc vat hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ((tay lang) OR (tay quang)) xa hoi. hieu vu kham thuc vat hanh vai cua triet*.