Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
van thanh » ban thanh, van tuan
hieu van » thien van, lieu va, hieu ve
te sach » toc sach
dai cuu » dai cua, dai huu
luc van » luoc van, luu van, duc van
cam luc » cam xuc, cau luc
cuu tre » cua tre, cau tren, cau treo
hieu va » lieu va, hieu qua
tang ma » mang may, tang van
sang ma » nang ma, sang tao, mang may

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 _ ((sang ma) or (tang ma)) hoi. ((hieu van) or (hieu va)) cam luc van thanh dai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach _ ((sang ma) OR (tang ma)) hoi. ((hieu van) OR (hieu va)) cam luc van thanh dai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach _ ((sang ma) or (tang ma)) hoi. ((hieu van) or (hieu va)) cam luc van thanh dai cuu tre*.