Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
thanh hoi » thanh hoai, thanh hoa, thanh hai
cua triet » cua viet, su triet, va triet
nang xay » dang xay, nganh xay, nang xuan
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, cay phoi
hieu va » lieu va, hieu qua
cac duc » cac du, cao duc, cac dac
dao duc » giao duc, tao duoc
hoi cua » hoi chuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xay hoi. hieu va ((cac duc) or (dao duc)) tran thanh hoi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xay hoi. hieu va ((cac duc) OR (dao duc)) tran thanh hoi cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xay hoi. hieu va ((cac duc) or (dao duc)) tran thanh hoi cua triet*.