Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
hieu van » hieu va, thien van, lieu va
nang xay » dang xay, nganh xay, nang xuan
tinh le » thinh le, trinh le, dinh le
va tinh » may tinh
cau xuc » cam xuc, cau luc, cau truc
van cau » van dau, van hau, van chat
te sach » toc sach
xuc va » duc va, tuc va, luc va
le cua » ly cua
cua te » cua tu

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) or (thuoc sach)) ky ((nang xay) or (nganh mac)) hoi. hieu van cau xuc va tinh le cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuoc sach)) ky ((nang xay) OR (nganh mac)) hoi. hieu van cau xuc va tinh le cua te.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuoc sach)) ky ((nang xay) or (nganh mac)) hoi. hieu van cau xuc va tinh le cua te*.