Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
thu sach » tu sach, thuat sach, thuoc sach
van hanh » van thanh, ban hanh, van anh
hanh lai » hanh lam, hanh tai, thanh lap
xay hoi » xa hoi, tay hoi, cay phoi
hieu va » lieu va, hieu qua
cac luc » cau luc, coc luc, cac nuoc
luc van » luoc van, luu van, duc van
2 dang » 2 danh, b dang, o dang
_ dang » _ dan, _ danh, b dang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((2 dang) OR (_ dang)) xay hoi. hieu va cac luc van hanh lai chau triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((2 dang) OR (_ dang)) xay hoi. hieu va cac luc van hanh lai chau triet".
• Adding a wildcard symbol may retrieve word variants: thu sach ((2 dang) OR (_ dang)) xay hoi. hieu va cac luc van hanh lai chau triet*.