Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh phan » thanh pho, thanh san, thanh toan
van thanh » ban thanh, van tuan
phan chat » phan phat, phap chat, nhan chat
hanh dan » thanh dan, hanh san, canh dan
ca phung » ca chung, cua phuong, cua nhung
hieu ca » hieu cac, hieu cua, hieu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((hieu ca) OR (chieu sach)) - hanh dan ca phung van thanh phan chat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((hieu ca) OR (chieu sach)) - hanh dan ca phung van thanh phan chat*".