Perhaps you should try some spelling variations:
dang mat » dang vat, dang mau, dung mat
hanh vai » hanh vi, hanh va, hanh tai
hieu va » lieu va, hieu qua
cac loc » cac lop, cac toc, cac hoc
cua tre » cuu tre, cua triet, dua tren
ky dang » ky nang, ky danh
mat hoa » ma hoa, mai hoa, chat hoa
va hanh » van hanh, va thanh, va danh
tu san » thu san, tu can, vu san
loc va » hoc va, luc va
tu ban » thu ban, te ban
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) or (tu ban)) ky dang mat hoa. hieu va cac loc va hanh vai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (tu ban)) ky dang mat hoa. hieu va cac loc va hanh vai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (tu ban)) ky dang mat hoa. hieu va cac loc va hanh vai ((cua tre) or (cua te))*.