Perhaps you should try some spelling variations:
nam thuc » nam thuoc, am thuc, nam thu
hanh nam » thanh nam, hanh lam, hanh ngay
ve triet » va trien
su triet » su viet, su tien
so cach » so sach, co cach, loi cach
cach tu » cach thuc
tu nang » tru nang, tu nong, tu nano
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
ve nam » he nam, va nam, le nam
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: so cach tu nang x hoi. hieu ve nam thuc va hanh nam ((ve triet) OR (su triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so cach tu nang x hoi. hieu ve nam thuc va hanh nam ((ve triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: so cach tu nang x hoi. hieu ve nam thuc va hanh nam ((ve triet) OR (su triet))*.