Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thuc day » thuc dan, thuc vat
hanh vai » hanh vi, hanh va, hanh tai
thu sac » thu sach, thu san, thu xac
nang co » nang cao, nang doc, nang noi
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan
vai cua » dai cua, hai cua, lai cua
sac ky » cac ky, sai ky
co hoi » co hoc, co loi
va am » va lam, va cam

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sac ky nang co hoi. hieu va am ((thuc va) OR (thuc day)) hanh vai cua triet~".
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang co hoi. hieu va am ((thuc va) OR (thuc day)) hanh vai cua triet*.