Perhaps you should try some spelling variations:
thanh ket » thanh ke, hanh kem, thanh dat
dang xay » dang van, van xay
toc sach » hoc sach, doc sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
va trien » va truyen, va thiet, va tuyen
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
cam tuc » cam xuc, cam tu, nam thuc
va cam » va cham, va cac, va cao
tuc va » thuc va, truc va, tuc xa
ket va » ket van

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 (toc sach)) ky dang xay hoi. lieu va cam tuc va thanh ket va trien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) ky dang xay hoi. lieu va cam tuc va thanh ket va trien".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) ky dang xay hoi. lieu va cam tuc va thanh ket va trien*.