Perhaps you should try some spelling variations:
hieu cach » hieu cac, chieu sach, hieu ca
thanh tri » thanh tra, thanh tai, chinh tri
tuan dung » tuan duong, tran dung, tan dung
dung dung » ung dung, dung ung, dung dong
dung giao » nang giao
giao than » giao thanh, giao nhan, giao thong
tri tuan » tri quan, tran tuan, tri tue
than cap » khan cap, thanh lap, thanh cac
te sach » toc sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((te sach) or (hieu cach)) - thanh tri tuan dung dung giao than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((te sach) OR (hieu cach)) - thanh tri tuan dung dung giao than cap.
• Adding a wildcard symbol may retrieve word variants: toc ((te sach) or (hieu cach)) - thanh tri tuan dung dung giao than cap*.