Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lap » thanh san, phan lap, thanh hai
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
thai tuc » thai thuc, thai thuy, thai hoc
hac tuc » thac toc
lap cua » lai cua, tap cua, lam cua
su sach » so sach, vu sach
thi van » thi lan, thi hanh, thi nang
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang

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) or (thu sach)) ty nang xa hoi. thi van ((hac tuc) OR (thai tuc)) va thanh lap cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thu sach)) ty nang xa hoi. thi van ((hac tuc) OR (thai tuc)) va thanh lap cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (thu sach)) ty nang xa hoi. thi van ((hac tuc) OR (thai tuc)) va thanh lap cua triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thu sach)) ty nang xa hoi. thi van ((hac tuc) OR (thai tuc)) va thanh lap cua triet*.