Perhaps you should try some spelling variations:
thien van » thi van
van cham » van chat, van tham, va cham
dang xay » dang van, van xay
cham xuc » cam xuc, chat xuc, cham soc
sinh va » sinh vat, tinh va, dinh van
minh va » tinh va, sinh vat, dinh van
xuc van » duc van, luc van, vuc van
bo sach » co sach, hoc sach
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet

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 xay)) hoi. thien van cham xuc van ((minh va) OR (sinh va)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach y ((nang xa) OR (dang xay)) hoi. thien van cham xuc van ((minh va) OR (sinh va)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach y ((nang xa) or (dang xay)) hoi. thien van cham xuc van ((minh va) OR (sinh va)) cua tre".
• Adding a wildcard symbol may retrieve word variants: bo sach y ((nang xa) or (dang xay)) hoi. thien van cham xuc van ((minh va) OR (sinh va)) cua tre*.