Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
thu san » thuy san, thu ban, phu san
nang xa » lang xa, nang ma, mang xa
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
san ky » sang ky, van ky, dan ky
va cam » va cham, va cac, va cao
xuc va » tuc va, luc va, xac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu san ky ((nang xa) or (nang x)) hoi. hieu va cam ((xuc va) or (duc va)) thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu san ky ((nang xa) OR (nang x)) hoi. hieu va cam ((xuc va) OR (duc va)) thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: thu san ky ((nang xa) or (nang x)) hoi. hieu va cam ((xuc va) or (duc va)) thanh vai cua tre*.