Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh tai » thanh tai, hang tai, hinh tai
cham luc » cham soc, nhan luc, cham cuu
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va cham » va chat, va tham
han tai » hang tai, nhan tai, van tai
bac ky » ban ky, sac ky, bac sy
luc va » duc va, tuc va, loc va

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

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