Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh sai » dung sai, danh bat, danh dau
doc sach » toc sach, nuoc sach, dac sac
hoc sach » hoc sinh, hoc cac, hoc anh
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
truc va » thuc va, thuc vat, trung va
sai cua » dai cua, hai cua, lai cua
tuc va » thuc va, tuc xa, duc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc sach) or (hoc sach)) ky nang xa hoi. lieu va cham ((tuc va) OR (truc va)) danh sai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc sach) OR (hoc sach)) ky nang xa hoi. lieu va cham ((tuc va) OR (truc va)) danh sai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc sach) or (hoc sach)) ky nang xa hoi. lieu va cham ((tuc va) OR (truc va)) danh sai cua triet".
• Adding a wildcard symbol may retrieve word variants: ((doc sach) or (hoc sach)) ky nang xa hoi. lieu va cham ((tuc va) OR (truc va)) danh sai cua triet*.