Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tham xuc » tham nuoc, tham thuc, pham duc
ban hanh » ban hang
sach ty » sach y, sach tu, sach thu
sach uu » sach luu, sach tu, sach xu
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ty) or (sach uu)) nang xa hoi. hieu va tham xuc ((van ban) or (ban hanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach uu)) nang xa hoi. hieu va tham xuc ((van ban) OR (ban hanh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach uu)) nang xa hoi. hieu va tham xuc ((van ban) or (ban hanh)) vi cua triet*.