Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lap » thanh san, phan lap, thanh hai
tay lang » tai lang, tay tang, tay quang
cuc ban » cua ban, cac ban, cuu ban
lap cua » lai cua, tap cua, lam cua
su sach » so sach, vu sach
lang xa » lang ha, dang xay, lang van
so sanh » do sanh
hieu va » lieu va, hieu qua

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 (so sanh)) tay lang xa hoi. hieu va cac ((cuc ban) or (cuu van)) thanh lap cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sanh)) tay lang xa hoi. hieu va cac ((cuc ban) OR (cuu van)) thanh lap cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) tay lang xa hoi. hieu va cac ((cuc ban) or (cuu van)) thanh lap cua triet*.