Perhaps you should try some spelling variations:
sach thue » sach thieu, sach tham, cach thuc
sach thu » sach thieu, sach tham, cach thuc
hanh tri » thanh tri, hanh tai, hanh trinh
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
soc va » hoc va, loc va, doc va
cua tu » cua tuc, cua cu, cua te
cua su » qua su
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach thu) or (sach thue)) nang x hoi. hieu va cham soc va hanh tri ((cua tu) or (cua su))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach thu) OR (sach thue)) nang x hoi. hieu va cham soc va hanh tri ((cua tu) OR (cua su)).
• Adding a wildcard symbol may retrieve word variants: te ((sach thu) or (sach thue)) nang x hoi. hieu va cham soc va hanh tri ((cua tu) or (cua su))*.