Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
sach tay » xach tay, sach hay, sach nay
dang xay » dang van, van xay
va thanh » ban thanh, va tinh, le thanh
hoa cua » hoa chat, hoa xuat
te sach » toc sach
cac xuc » cam xuc, cac nuoc, chat xuc
lang xa » lang ha, lang van
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: te sach tay ((lang xa) OR (dang xay)) hoi. hieu va cac xuc ((va thanh) or (gia thanh)) hoa cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tay ((lang xa) OR (dang xay)) hoi. hieu va cac xuc ((va thanh) OR (gia thanh)) hoa cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tay ((lang xa) OR (dang xay)) hoi. hieu va cac xuc ((va thanh) or (gia thanh)) hoa cua viet".
• Adding a wildcard symbol may retrieve word variants: te sach tay ((lang xa) OR (dang xay)) hoi. hieu va cac xuc ((va thanh) or (gia thanh)) hoa cua viet*.