Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
van quan » van ban
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
vi su » ve su, ki su, oi su

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