Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
va thanh » gia thanh, ban thanh, va tinh
hieu van » thien van, lieu va, hieu ve
te sach » toc sach
cua tre » cua te, cua triet, dua tren
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va, hieu qua
hang xa » hoang xa, hang va, hang ca
cuu tre » cau tren, cau treo
y hang » ly hang, ty hang, yu hang
tuc va » thuc va, truc va, tuc xa

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 y hang xa hoi. ((hieu van) or (hieu va)) cam tuc va thanh vai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y hang xa hoi. ((hieu van) OR (hieu va)) cam tuc va thanh vai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach y hang xa hoi. ((hieu van) or (hieu va)) cam tuc va thanh vai ((cua tre) or (cuu tre))*.