Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
dang xay » dang van, van xay
nhan duc » nhan duoc, nhan luc, phan duc
hanh lai » hanh lam, hanh tai, thanh lap
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve nhan » ve nha, de nhan, va nhan
va hanh » van hanh, va thanh, va danh

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 y ((nang xa) or (dang xay)) hoi. hieu ve nhan duc va hanh lai chau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((nang xa) OR (dang xay)) hoi. hieu ve nhan duc va hanh lai chau triet.
• Adding a wildcard symbol may retrieve word variants: su sach y ((nang xa) or (dang xay)) hoi. hieu ve nhan duc va hanh lai chau triet*.