Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh vi » hanh vi, dinh vi, danh di
sach ty » sach tu, sach thu, xach tay
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, ve cac, va cam
xac va » tac va, ac va, bac va
tuc va » thuc va, truc va, tuc xa
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 y)) nang xa hoi. hieu ve cam ((xac va) or (tuc va)) danh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach y)) nang xa hoi. hieu ve cam ((xac va) OR (tuc va)) danh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach y)) nang xa hoi. hieu ve cam ((xac va) or (tuc va)) danh vi cua triet*.