Perhaps you should try some spelling variations:
thien van » thi van
su triet » su viet, ve triet
thanh di » thanh doi, thanh de, thanh do
thi nang » thi cong, ki nang, thi hanh
van coc » van hoc, van loc, van co
luc gia » luoc gia, duc gia, quoc gia
te sach » toc sach
ty hang » ly hang, ty xang, thi hang
su tien » su kien, su hien, tu tieng
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 hang) or (thi nang)) x hoi. thien van coc luc gia thanh di ((su triet) OR (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty hang) OR (thi nang)) x hoi. thien van coc luc gia thanh di ((su triet) OR (su tien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty hang) or (thi nang)) x hoi. thien van coc luc gia thanh di ((su triet) OR (su tien))".
• Adding a wildcard symbol may retrieve word variants: te sach ((ty hang) or (thi nang)) x hoi. thien van coc luc gia thanh di ((su triet) OR (su tien))*.