Perhaps you should try some spelling variations:
van chat » cao chat
va thanh » gia thanh, ban thanh, va tinh
chat xuc » chat huu, cam xuc, chao xu
hieu van » hieu va, thien van, lieu va
va hanh » van hanh, va danh, ban hanh
tu sach » thu sach, su sach, tu cach
nang ma » tang ma, sang ma, nang cao
te sach » toc sach
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua

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