Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
ban hanh » ban hang
sach tu » sach thu, cach tu, sach ty
cac xuc » cam xuc, cac nuoc, chat xuc
su sach » so sach, vu sach
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
vi cua » vai cua, di cua
ve cac » va cac, vien cac

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 tu ((nang xa) OR (nang x)) hoi. hieu ve cac xuc ((ban hanh) or (va thanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tu ((nang xa) OR (nang x)) hoi. hieu ve cac xuc ((ban hanh) OR (va thanh)) vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tu ((nang xa) OR (nang x)) hoi. hieu ve cac xuc ((ban hanh) or (va thanh)) vi cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach tu ((nang xa) OR (nang x)) hoi. hieu ve cac xuc ((ban hanh) or (va thanh)) vi cua triet*.