Perhaps you should try some spelling variations:
giao thanh » gia thanh, gian thanh, giay thanh
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
nuoc giao » nuoc giai, quoc gia, hoc giao
thanh tri » thanh tra, thanh tai, chinh tri
cua triet » cua viet, su triet, va triet
te sach » toc sach
ky lang » ky nang, ky dang, tay lang
ky tang » ky nang, ky dang, kho tang
van hoi » van hoa, van hoc, van hoe
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh

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 ((ky lang) OR (ky tang)) van hoi. hieu va tham nuoc giao thanh tri cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ky lang) OR (ky tang)) van hoi. hieu va tham nuoc giao thanh tri cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ((ky lang) OR (ky tang)) van hoi. hieu va tham nuoc giao thanh tri cua triet*.