Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, va tinh, le thanh
vu sach » vu bach, su sach, vu khach
nang co » nang cao, nang doc, nang noi
hieu ve » hieu va, hieu van
lam cua » nam cua, lam chat
nang o » nang ho, nang ro, nang x
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y ((nang o) OR (nang co)) hai. hieu ve cam xuc ((va thanh) or (ban thanh)) lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y ((nang o) OR (nang co)) hai. hieu ve cam xuc ((va thanh) OR (ban thanh)) lam cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y ((nang o) OR (nang co)) hai. hieu ve cam xuc ((va thanh) or (ban thanh)) lam cua triet".
• Adding a wildcard symbol may retrieve word variants: vu sach y ((nang o) OR (nang co)) hai. hieu ve cam xuc ((va thanh) or (ban thanh)) lam cua triet*.