Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
hanh vai » hanh vi, hanh va, hanh tai
tu nano » truc nano
hieu va » lieu va, hieu qua
cao tuc » dao tuc, cao duc, cao suc
va hanh » van hanh, va thanh, va danh
tu nang » tru nang, tu nong, tu lang
vai cau » va cau, van cau, vai cac
te sach » toc sach
va cao » va cac, va co, va dao
tuc va » thuc va, truc va, tuc xa
x hoi » xa hoi, o hoi, x ho

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 ((tu nang) or (tu nano)) x hoi. hieu va cao tuc va hanh vai cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tu nang) OR (tu nano)) x hoi. hieu va cao tuc va hanh vai cau treo.
• Adding a wildcard symbol may retrieve word variants: te sach ((tu nang) or (tu nano)) x hoi. hieu va cao tuc va hanh vai cau treo*.