Perhaps you should try some spelling variations:
van thanh » ban thanh
thien van » thi van
chat luc » chat xuc, chat lua, nhan luc
van tuan » van quan, van ban, anh tuan
van chat » cao chat
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
su sach » so sach, vu sach
lam va » nam va, dam va, am va
lam ha » nam ha, dam ha, lam chat

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 ty nang xa hoi. thien van chat luc ((van thanh) or (van tuan)) ((lam va) OR (lam ha)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang xa hoi. thien van chat luc ((van thanh) OR (van tuan)) ((lam va) OR (lam ha)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang xa hoi. thien van chat luc ((van thanh) or (van tuan)) ((lam va) OR (lam ha)) triet".
• Adding a wildcard symbol may retrieve word variants: su sach ty nang xa hoi. thien van chat luc ((van thanh) or (van tuan)) ((lam va) OR (lam ha)) triet*.