Perhaps you should try some spelling variations:
tham thuc » nham thuc, pham thuc, tam thuc
thuoc sac » thuoc sach, thuoc dac, thuoc sai
cua triet » cua viet, va triet
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sac ky nang xa hoi. hieu va tham thuc va hanh vi ((cua triet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sac ky nang xa hoi. hieu va tham thuc va hanh vi ((cua triet) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: thuoc sac ky nang xa hoi. hieu va tham thuc va hanh vi ((cua triet) or (su triet))*.