Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
tham duc » pham duc, tham du, than duc
hanh tri » thanh tri, hanh tai, hanh trinh
su triet » su viet, su tien, ve triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
va hanh » van hanh, va thanh, va danh
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 va tham duc va hanh tri ((cua triet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu va tham duc va hanh tri ((cua triet) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu va tham duc va hanh tri ((cua triet) or (su triet))*.