Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
nhan luc » nang luc
su triet » su viet, su tien
va triet » va thiet, va trien, cua triet
thanh vi » hanh vi, thanh va, thanh ve
ve triet » va trien
va nhan » van nhan, ca nhan, va phan
luc van » luoc van, luu van, duc van
hieu va » lieu va, hieu qua
sai ky » sac ky
tu sai » tu bai, tu san, tu cai
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: tu sai ky nang x hoi. hieu va nhan luc van thanh vi ((va triet) or (((su triet) OR (ve triet))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang x hoi. hieu va nhan luc van thanh vi ((va triet) OR (((su triet) OR (ve triet)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky nang x hoi. hieu va nhan luc van thanh vi ((va triet) or (((su triet) OR (ve triet))))".
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang x hoi. hieu va nhan luc van thanh vi ((va triet) or (((su triet) OR (ve triet))))*.