Perhaps you should try some spelling variations:
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
va hanh » van hanh, va thanh, va danh
ma hoi » mai hoi, xa hoi, ma hoa
va cao » va dao, va bao
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua
va co » vo co

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 ty nang ma hoi. hieu ((va cac) or (((va cao) OR (va co)))) xuc va hanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang ma hoi. hieu ((va cac) OR (((va cao) OR (va co)))) xuc va hanh vi cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang ma hoi. hieu ((va cac) or (((va cao) OR (va co)))) xuc va hanh vi cua vat".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ma hoi. hieu ((va cac) or (((va cao) OR (va co)))) xuc va hanh vi cua vat*.