Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lap » thanh san, phan lap, thanh hai
thanh hoa » thanh pho
thu sach » tu sach, thuat sach, thuoc sach
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, ve cac, ve cai
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
va cam » va cham, va cac, va cao

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