Perhaps you should try some spelling variations:
nam thucc » nam thuoc, nam thu, nam thuan
nam thuc » nam thuoc, nam thu, nam tu
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
xa hanh » xa thanh, xa khanh, va hanh
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
vi cuu » vi luu, vinh cuu

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 y nang ma hoi. hieu va ((((nam thucc) OR (am thuc))) or (nam thuc)) xa hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ma hoi. hieu va ((((nam thucc) OR (am thuc))) OR (nam thuc)) xa hanh vi cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ma hoi. hieu va ((((nam thucc) OR (am thuc))) or (nam thuc)) xa hanh vi cuu tre*".