Perhaps you should try some spelling variations:
thanh diem » thanh liem, thanh vien, thanh nien
hieu hien » bieu hien, dieu hien, chieu chien
diem cau » dieu can
va thanh » gia thanh, ban thanh, va tinh
cau xuc » cau luc, cau truc, chat xuc
cau tre » cau tren, cau treo, cau tra
ky dang » ky nang, ky danh
ky dan » ky danh, ke dan
tu san » thu san, tu ban, tu can

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ((ky dan) or (ky dang)) xa hoi. hieu hien ((cau xuc) OR (cam xuc)) va thanh diem cau tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ((ky dan) OR (ky dang)) xa hoi. hieu hien ((cau xuc) OR (cam xuc)) va thanh diem cau tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ((ky dan) or (ky dang)) xa hoi. hieu hien ((cau xuc) OR (cam xuc)) va thanh diem cau tre".
• Adding a wildcard symbol may retrieve word variants: tu san ((ky dan) or (ky dang)) xa hoi. hieu hien ((cau xuc) OR (cam xuc)) va thanh diem cau tre*.