Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
hieu cua » hieu qua, dieu cua, bieu cua
va thanh » gia thanh, ban thanh, va tinh
cua viet » ca viet, hoa viet, cua vat
sach ty » sach y, sach tu, sach thu
cach tu » cach thuc
hang xa » hoang xa, hang va, hang ca
cac lao » ca lao, cac loai, cac giao
tai cua » thai cua, tai cuc, tri cua
lao va » tao va, cao va, bao va

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc ((sach ty) or (cach tu)) hang xa hoi. hieu cua cac lao va thanh tai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc ((sach ty) OR (cach tu)) hang xa hoi. hieu cua cac lao va thanh tai cua viet.
• Adding a wildcard symbol may retrieve word variants: nuoc ((sach ty) or (cach tu)) hang xa hoi. hieu cua cac lao va thanh tai cua viet*.