Perhaps you should try some spelling variations:
dieu cuaa » dieu can, bieu cua, dien cua
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
dieu cua » dieu tra
te sach » toc sach
nang xa » nang x, lang xa, nang ma
va dinh » van dinh, va kinh, va tinh
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
cham o » cham soc
o va » do va, so va, co va

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

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