Perhaps you should try some spelling variations:
chat triet » chet triet, phat trien, chat thien
lam chat » luan chat, cao chat, ly chat
hanh lam » thanh lap, hanh kem, hanh va
va hanh » van hanh, va thanh, va danh
van hac » van hoc, van ha, van hai
tu sach » thu sach, su sach, te sach
nang xa » lang xa, nang ma, mang xa
sach ty » sach y, sach tu, sach thu
van bac » van ban, van bao, dan bac
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty ((nang xa) or (nang x)) hoi. hieu ((van bac) or (van hac)) xuc va hanh lam chat triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((nang xa) OR (nang x)) hoi. hieu ((van bac) OR (van hac)) xuc va hanh lam chat triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) or (nang x)) hoi. hieu ((van bac) or (van hac)) xuc va hanh lam chat triet*.