Perhaps you should try some spelling variations:
nhan luc » nang luc
ve triet » va trien, su triet
te sach » toc sach
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
ve nhan » ve nha, de nhan, va nhan
va lanh » va lang, va hanh, va danh
y sang » _ sang, duy sang
ma hoi » mai hoi, xa hoi, ma hoa
luc va » duc va, tuc va, loc va
dao ve » bao ve, dap ve, dau ve

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 sang ma hoi. hieu ve nhan luc va lanh dao ve triet~.
• Adding a wildcard symbol may retrieve word variants: te sach y sang ma hoi. hieu ve nhan luc va lanh dao ve triet*.