Perhaps you should try some spelling variations:
chat truc » cau truc, chat xuc
sach thu » sach thue, sach thieu, sach tham
hieu van » hieu va, thien van, lieu va
van chat » cao chat
truc van » truc va, thuc van, truc ban
van hanh » van thanh, ban hanh, van anh
hanh dao » lanh dao, thanh dat, thanh dam
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
sac ky » cac ky, sai ky
dao va » dao van, tao va, do va

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 thu) or (sac ky)) nang xa hoi. hieu van chat truc van hanh dao va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thu) OR (sac ky)) nang xa hoi. hieu van chat truc van hanh dao va triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach thu) or (sac ky)) nang xa hoi. hieu van chat truc van hanh dao va triet*.