Perhaps you should try some spelling variations:
thanh dam » thanh dat, thanh nam, thanh tam
va triet » va thiet, va trien, ve triet
tang van » dang van, hoang van, trong van
va thanh » gia thanh, ban thanh, va tinh
cam thuc » am thuc, nam thuc, cam thu
ky tang » ky nang, ky dang, kho tang
van hoc » van hoa
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
te sach » toc sach
tu sach » thu sach, su sach, tu cach
va cam » va cham, va cac, va cao
dam va » dam van, nam va, dam ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (te sach)) ky tang van hoc. hieu va cam thuc va thanh dam va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky tang van hoc. hieu va cam thuc va thanh dam va triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky tang van hoc. hieu va cam thuc va thanh dam va triet*.