Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua triet » cua viet, su triet, va triet
sach tu » sach thu, cach tu, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu van
hieu va » lieu va, hieu qua
soc van » hoc van, oc van, sac van
san cua » sang cua, ban cua, dan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach tu) or (sach y)) nang xa hoi. ((hieu ve) OR (hieu va)) cham soc van thanh san cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tu) OR (sach y)) nang xa hoi. ((hieu ve) OR (hieu va)) cham soc van thanh san cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach tu) or (sach y)) nang xa hoi. ((hieu ve) OR (hieu va)) cham soc van thanh san cua triet*".