Perhaps you should try some spelling variations:
thang gieng » thang tien, thanh giang
chieu sach » chinh sach, chiet tach, chieu sang
thien danh » thien anh, thien dang, thien thanh
van thang » van thanh, van khang, van hang
cong van » cong vang, cong san, song van
gieng so » giang son, bien so, tieng o
phan lap » phan dau
so phan » co phan, hoc phan, hoa phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((chieu sach) or (thien danh)) - thanh cong van thang gieng so phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((chieu sach) OR (thien danh)) - thanh cong van thang gieng so phan lap.
• Adding a wildcard symbol may retrieve word variants: toc ((chieu sach) or (thien danh)) - thanh cong van thang gieng so phan lap*.