Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cham xuc » cam xuc, chat xuc, cham soc
van anh » van thanh, van minh
vu sach » vu bach, su sach, vu khach
hieu ve » hieu va
nang ma » tang ma, sang ma, nang cao
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
di cua » dai cua, doi cua, de cua
tuan » quan, tran, luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang ma hoi. ((hieu ve) or (hieu van)) cham xuc ((van anh) or (tuan anh)) di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang ma hoi. ((hieu ve) OR (hieu van)) cham xuc ((van anh) OR (tuan anh)) di cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach y nang ma hoi. ((hieu ve) or (hieu van)) cham xuc ((van anh) or (tuan anh)) di cua tre*.