Perhaps you should try some spelling variations:
cham luc » nhan luc, chat lua, cau luc
cham cuu » cap cuu, chat cua
danh cau » danh dau, danh ca, danh hau
tu triet » su triet, tu thiet, tu trien
te sach » toc sach
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu va, hieu van
va danh » va dinh, va dan, va hanh
sach 6 » sach y, sach 2
cau tu » dau tu, cau truc

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 6 tang xa hoi. hieu ve ((((cham luc) or (cham cuu))) or (cham soc)) va danh cau tu triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach 6 tang xa hoi. hieu ve ((((cham luc) OR (cham cuu))) OR (cham soc)) va danh cau tu triet.
• Adding a wildcard symbol may retrieve word variants: te sach 6 tang xa hoi. hieu ve ((((cham luc) or (cham cuu))) or (cham soc)) va danh cau tu triet*.