Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
tham xuc » tham nuoc, tham thuc, pham duc
thai van » thi van, thanh van, thai vung
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
va tham » van tham, va cham, va thanh
xuc va » duc va, tuc va, luc va
va han » va phan, van han, va hanh

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 hoi. lieu va tham xuc va han ((thai va) or (thai van)) thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ly nang xa hoi. lieu va tham xuc va han ((thai va) OR (thai van)) thiet.
• Adding a wildcard symbol may retrieve word variants: thu sach ly nang xa hoi. lieu va tham xuc va han ((thai va) or (thai van)) thiet*.