Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thuy san » thuat san, thuy anh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thu van » thuc van, thuy van, tu van
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang xa hoi. ((hieu ve) or (hieu qua)) cam ((thu van) or (thuy san)) hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. ((hieu ve) OR (hieu qua)) cam ((thu van) OR (thuy san)) hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. ((hieu ve) or (hieu qua)) cam ((thu van) or (thuy san)) hanh vi cua triet*.