Perhaps you should try some spelling variations:
thuat san » thuat toan, thuat song, thuat lanh
thanh vi » hanh vi, thanh ve, nhanh vi
thanh va » thanh van, hanh va, thanh ha
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
dau luc » cau luc, dau luan, dau nuoc
tu san » thu san, tu ban, tu can
luc va » duc va, tuc va, loc va
va dau » va dao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (thuat san)) ky lang xa hoi. hieu va dau luc va ((thanh vi) OR (thanh va)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) or (thuat san)) ky lang xa hoi. hieu va dau luc va ((thanh vi) OR (thanh va)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (thuat san)) ky lang xa hoi. hieu va dau luc va ((thanh vi) OR (thanh va)) cua tre*.