Perhaps you should try some spelling variations:
van khanh » van thanh, van hanh, van anh
tinh cua » trinh cua, sinh cua, tranh cua
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac xuc » cac nuoc, chat xuc, cac cuoc
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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 nang xa hoi. hieu ve ((cac xuc) or (cam xuc)) van khanh ((tinh cua) OR (tinh chat)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang xa hoi. hieu ve ((cac xuc) OR (cam xuc)) van khanh ((tinh cua) OR (tinh chat)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang xa hoi. hieu ve ((cac xuc) or (cam xuc)) van khanh ((tinh cua) OR (tinh chat)) triet".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang xa hoi. hieu ve ((cac xuc) or (cam xuc)) van khanh ((tinh cua) OR (tinh chat)) triet*.