Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
van chat » cao chat
trung va » truong va, trang va, trung ha
dinh dai » dinh dat, sinh dai, dinh dao
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang xa hoi. hieu van chat ((trung va) or (thuc va)) dinh dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang xa hoi. hieu van chat ((trung va) OR (thuc va)) dinh dai cua triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang xa hoi. hieu van chat ((trung va) or (thuc va)) dinh dai cua triet*.