Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thang cong » thanh cong, thang long, thong cong
cong thang » cong thanh, cang thang, cong thong
thang phan » thanh phan, thong phan, than phan
van thang » van thanh, van khang, van hang
hanh han » hanh nhan, hanh phan, hanh san
phan che » han che, phap che, phan thi
hieu ca » hieu cac, hieu cua, hieu va
han van » phan van, nhan van, hanh van

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 han van thang cong thang phan che~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu ca) OR (chieu sach)) - hanh han van thang cong thang phan che*.