Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
ky trong » ly trong, ke trong, cay trong
va thanh » gia thanh, ban thanh, va tinh
kho tang » cao tang
nam thuc » nam thuoc, am thuc, nam thu
te sach » toc sach
thuc va » thuc vat, thuc dan, thuc day
hoa hoi » khoa hoi, hoa hoc, hoa doi
hieu ha » hieu hoa, hieu va, hieu ca
su tien » su kien, su hien, tu tieng
dai su » dai sua, dai so, dan su

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 trong) or (kho tang))) or (ky nang)) hoa hoi. hieu ha nam thuc va thanh dai su tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((((ky trong) OR (kho tang))) OR (ky nang)) hoa hoi. hieu ha nam thuc va thanh dai su tien.
• Adding a wildcard symbol may retrieve word variants: te sach ((((ky trong) or (kho tang))) or (ky nang)) hoa hoi. hieu ha nam thuc va thanh dai su tien*.