Perhaps you should try some spelling variations:
doanh than » doanh thanh, doanh phan, doanh tai
cua triet » cua viet, su triet, va triet
lang mai » lang dai, lang hai, lang man
hieu van » hieu va, thien van, lieu va
van chat » cao chat
chat xuc » chat huu, cam xuc, chao xu
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
mai hoi » mai khoi, dai hoi, lai hoi
xuc va » duc va, tuc va, luc va

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 ty lang mai hoi. hieu van chat xuc va ((doanh than) OR (doanh nhan)) cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty lang mai hoi. hieu van chat xuc va ((doanh than) OR (doanh nhan)) cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ty lang mai hoi. hieu van chat xuc va ((doanh than) OR (doanh nhan)) cua triet*.