Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
hieu van » hieu va, thien van, lieu va
tu sach » su sach, te sach, tu cach
cau xuc » cam xuc, cau luc, cau truc
ly nang » ky nang, ly hang, ly vang
xanh di » danh di, vanh dai, xanh tai
va xanh » va danh, va hanh, va anh
van cau » van dau, van hau, van chat
di cua » dai cua, doi cua, de cua
xuc va » duc va, tuc va, luc va
cua te » cua tu
ma hoi » mai hoi, ma hoa, me hoi

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 (thu sach)) ly nang ((ma hoi) or (xa hoi)). hieu van cau xuc va xanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ly nang ((ma hoi) OR (xa hoi)). hieu van cau xuc va xanh di cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) ly nang ((ma hoi) or (xa hoi)). hieu van cau xuc va xanh di cua te*".