Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
day thanh » dao thanh, dat thanh, da thanh
nam thuc » nam thuoc, am thuc, nam thu
thuc day » thuc dan, thuc vat
su triet » su viet, su tien, ve triet
su sach » vu sach
so sach » so sanh, bo sach, co sach
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) y nang x hoi. hieu ve nam thuc day thanh lai su triet~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) y nang x hoi. hieu ve nam thuc day thanh lai su triet*.