Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
cham luc » cham soc, cham cuu, chat lua
danh dau » hang dau, danh tu, xang dau
nhan luc » nang luc
te sach » toc sach
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
y tang » ky tang, 6 tang, 7 tang
ma hoi » mai hoi, xa hoi, ma hoa

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 y tang ma hoi. hieu ve ((cham luc) OR (nhan luc)) va ((danh dau) or (lanh dao)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y tang ma hoi. hieu ve ((cham luc) OR (nhan luc)) va ((danh dau) OR (lanh dao)) va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y tang ma hoi. hieu ve ((cham luc) OR (nhan luc)) va ((danh dau) or (lanh dao)) va triet".
• Adding a wildcard symbol may retrieve word variants: te sach y tang ma hoi. hieu ve ((cham luc) OR (nhan luc)) va ((danh dau) or (lanh dao)) va triet*.