Perhaps you should try some spelling variations:
thien van » thi van
chat huu » pham huu
thu nang » thi nang, thu hang, thu bang
chat xuc » cam xuc, chao xu, chat cua
van hanh » van thanh, ban hanh, van anh
sach thu » sach thue, sach thieu, sach tham
su sach » so sach, vu sach
lam va » dam va, lam ha, am va
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: su sach thu nang x hoi. thien van ((chat xuc) or (chat huu)) van hanh ((lam va) OR (nam va)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thu nang x hoi. thien van ((chat xuc) OR (chat huu)) van hanh ((lam va) OR (nam va)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach thu nang x hoi. thien van ((chat xuc) or (chat huu)) van hanh ((lam va) OR (nam va)) triet".
• Adding a wildcard symbol may retrieve word variants: su sach thu nang x hoi. thien van ((chat xuc) or (chat huu)) van hanh ((lam va) OR (nam va)) triet*.