Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham luc » nhan luc, cham cuu, chat lua
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
hanh ve » hanh vi, hanh va, hanh kem
hanh de » hanh kem
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky lang xa hoi. hieu ve ((cham luc) OR (cham soc)) van ((hanh de) or (hanh ve)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu ve ((cham luc) OR (cham soc)) van ((hanh de) OR (hanh ve)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky lang xa hoi. hieu ve ((cham luc) OR (cham soc)) van ((hanh de) or (hanh ve)) cua triet".
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu ve ((cham luc) OR (cham soc)) van ((hanh de) or (hanh ve)) cua triet*.