Perhaps you should try some spelling variations:
cham luoc » cham soc, khai luoc, kham cuoc
hieu van » thien van, lieu va, hieu ve
van dinh » van minh, van dich, va dinh
luoc van » luoc can, luoc va, luc van
dang van » hoang van, hang va
bo sach » co sach, hoc sach
dinh vi » dinh ve, dinh viet, dinh tri
cua tre » cua te, cuu tre, cua triet
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach y ((nang xa) or (dang van)) hoi. ((hieu va) or (hieu van)) cham luoc van dinh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach y ((nang xa) OR (dang van)) hoi. ((hieu va) OR (hieu van)) cham luoc van dinh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: bo sach y ((nang xa) or (dang van)) hoi. ((hieu va) or (hieu van)) cham luoc van dinh vi cua tre*.