Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
danh xay » dang xay, manh xay, anh xay
van cam » van nam, van lam, van cau
duc van » duc va, duc tan, duc manh
cam duc » cam xuc, cao duc, pham duc
su viet » so viet
xay hoi » xa hoi, tay hoi, cay phoi
ky danh » ky anh, ky dang
tu san » thu san, tu ban, tu can
tu sac » tu sach, tu cac, tu bac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (tu san)) ky danh xay hoi. hieu van cam duc van hanh vi ((cau triet) or (su viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu san)) ky danh xay hoi. hieu van cam duc van hanh vi ((cau triet) OR (su viet)).
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu san)) ky danh xay hoi. hieu van cam duc van hanh vi ((cau triet) or (su viet))*.