Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
su triet » su viet, su tien, ve triet
hanh vai » hanh vi, hanh va, hanh tai
thu sac » thu sach, thu san, thu xac
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
xuc va » duc va, tuc va, xac va
sac ky » cac ky, sai ky
luc va » duc va, tuc va, loc va
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky lang xa hoi. hieu ve cac ((xuc va) or (luc va)) hanh vai ((cua triet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky lang xa hoi. hieu ve cac ((xuc va) OR (luc va)) hanh vai ((cua triet) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: thu sac ky lang xa hoi. hieu ve cac ((xuc va) or (luc va)) hanh vai ((cua triet) or (su triet))*.