Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
hieu van » hieu va, thien van, lieu va
danh vi » hanh vi, dinh vi, danh di
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va
y nang » ky nang, ly nang, v nang
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di 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: thuoc sach y nang ma hoa. ((hieu ve) or (hieu van)) cam ((xuc va) or (tuc va)) danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach y nang ma hoa. ((hieu ve) OR (hieu van)) cam ((xuc va) OR (tuc va)) danh vi cua te.
• Adding a wildcard symbol may retrieve word variants: thuoc sach y nang ma hoa. ((hieu ve) or (hieu van)) cam ((xuc va) or (tuc va)) danh vi cua te*.