Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
dang xay » dang van, van xay
minh dai » minh dao, sinh dai, minh hai
va minh » van minh, vua minh, va kinh
tu cach » tu cac
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
te sach » toc sach
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
tuc va » thuc va, truc va, tuc xa

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (te sach)) ky dang xay hoi. hieu ((ve cam) OR (va cam)) tuc va minh dai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) ky dang xay hoi. hieu ((ve cam) OR (va cam)) tuc va minh dai cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (te sach)) ky dang xay hoi. hieu ((ve cam) OR (va cam)) tuc va minh dai cua viet".
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (te sach)) ky dang xay hoi. hieu ((ve cam) OR (va cam)) tuc va minh dai cua viet*.