Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
cuu tre » cua tre, cau tren, cau treo
dai cuu » dai cua, dai huu
va hanh » van hanh, va thanh, va danh
ve chat » va chat, van chat
va cham » va chat, va tham
lang xa » lang ha, dang xay, lang van
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
te sac » te sach, te cac, te san

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky ((lang xa) or (nang x)) hoi. hieu ((va cham) or (ve chat)) tuc va hanh dai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky ((lang xa) OR (nang x)) hoi. hieu ((va cham) OR (ve chat)) tuc va hanh dai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky ((lang xa) or (nang x)) hoi. hieu ((va cham) or (ve chat)) tuc va hanh dai cuu tre*.