Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
hanh dai » hanh tai, hanh dao, vanh dai
van hanh » van thanh, ban hanh, van anh
sang tao » hang tai
cua tre » cua te, cuu tre, cua triet
xuc van » duc van, luc van, vuc van
te sach » toc sach
sang xa » song xa, lang xa, sang ma
hieu va » lieu va, hieu qua
va cam » va cham, va cac, va cao

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 xa) or (sang tao)) hoi. hieu va cam xuc van hanh dai ((cua tre) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach _ ((sang xa) OR (sang tao)) hoi. hieu va cam xuc van hanh dai ((cua tre) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: te sach _ ((sang xa) or (sang tao)) hoi. hieu va cam xuc van hanh dai ((cua tre) or (va triet))*.