Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
xanh di » danh di, vanh dai, xanh tai
va xanh » va danh, va hanh, va anh
sach ly » sach y, sach lo, sach ty
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
cuu tre » cua tre, cau tren, cau treo
di cuu » di cau, di cua, dinh cuu

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 ly ((nang xa) OR (nang ma)) hoi. hieu ve ((pham duc) or (cam xuc)) va xanh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ly ((nang xa) OR (nang ma)) hoi. hieu ve ((pham duc) OR (cam xuc)) va xanh di cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ly ((nang xa) OR (nang ma)) hoi. hieu ve ((pham duc) or (cam xuc)) va xanh di cuu tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ly ((nang xa) OR (nang ma)) hoi. hieu ve ((pham duc) or (cam xuc)) va xanh di cuu tre*.