Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
dang xay » dang van, van xay
hanh de » hanh ve, hanh kem
hieu ve » hieu va, hieu van
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
de cua » le cua, te cua, dieu cua
ve cam » ve cham, ve cac, va cam

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 y ((nang xa) or (dang xay)) hoi. hieu ve cam ((xuc va) or (luc va)) hanh de cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((nang xa) OR (dang xay)) hoi. hieu ve cam ((xuc va) OR (luc va)) hanh de cua viet.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang xa) or (dang xay)) hoi. hieu ve cam ((xuc va) or (luc va)) hanh de cua viet*.