Perhaps you should try some spelling variations:
van cham » van chat, van tham, va cham
hieu van » hieu va, thien van, lieu va
thanh va » thanh van, thanh ha, thanh ve
cham xuc » cam xuc, chat xuc, cham soc
hanh va » hang va, hanh vi
xuc gia » duc gia, luc gia, tuc gia
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
sac ky » cac ky, sai ky
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky ((nang x) or (nang ma)) hoi. hieu van cham xuc gia ((thanh va) or (hanh va)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((nang x) OR (nang ma)) hoi. hieu van cham xuc gia ((thanh va) OR (hanh va)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((nang x) or (nang ma)) hoi. hieu van cham xuc gia ((thanh va) or (hanh va)) cuu tre*.