Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
luc bat » suc bat, luc nhat, luat bat
hanh te » hanh tu, hanh ve, hanh de
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
duc ban » duc tan, duc van, dua ban
te cua » tue cua, le cua, de cua
te sac » te sach, te cac
te san » te ban, ke san, tu san
ve cam » ve cham, ve cac, va cam

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) OR (te san)) ky nang xa hoi. hieu ve cam ((luc bat) or (duc ban)) hanh te cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te san)) ky nang xa hoi. hieu ve cam ((luc bat) OR (duc ban)) hanh te cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sac) OR (te san)) ky nang xa hoi. hieu ve cam ((luc bat) or (duc ban)) hanh te cua triet".
• Adding a wildcard symbol may retrieve word variants: ((te sac) OR (te san)) ky nang xa hoi. hieu ve cam ((luc bat) or (duc ban)) hanh te cua triet*.