Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
su triet » su viet, su tien, ve triet
sach phu » sach thu, sach phat, sach thue
phu lang » phap lang, phu khang, phu luong
va hanh » van hanh, va thanh, va danh
su sach » so sach, vu sach
ve cham » va cham, ve chat, vu cham
lang xa » lang ha, dang xay, lang van
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach phu lang xa hoi. hieu ((ve cam) or (ve cham)) xuc ((va hanh) or (ban thanh)) va su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach phu lang xa hoi. hieu ((ve cam) OR (ve cham)) xuc ((va hanh) OR (ban thanh)) va su triet.
• Adding a wildcard symbol may retrieve word variants: su sach phu lang xa hoi. hieu ((ve cam) or (ve cham)) xuc ((va hanh) or (ban thanh)) va su triet*.