Perhaps you should try some spelling variations:
doanh sang » doanh quang, doanh ban, doanh van
vay doanh » van doanh, ly doanh, voi doanh
su triet » su viet, ve triet
hieu van » hieu va, thien van, lieu va
te sach » toc sach
su tien » su kien, su hien, tu tieng
cac toc » cac toi, cac nuoc, cac thoi
sach ty » sach y, sach tu, sach thu
cac tuc » cac tu, cac tac, cac nuoc
ty nang » ky nang, ty xang, ty hang
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: te sach ty nang x hoi. hieu van ((cac tuc) or (cac toc)) vay doanh sang ((su triet) OR (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang x hoi. hieu van ((cac tuc) OR (cac toc)) vay doanh sang ((su triet) OR (su tien))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang x hoi. hieu van ((cac tuc) or (cac toc)) vay doanh sang ((su triet) OR (su tien))*".