Perhaps you should try some spelling variations:
thanh trong » thanh trung, tranh trong, hanh trong
dung truong » duong truong, dung trong, dung trung
truong dang » trong dang, truong giang, truong quang
chieu sach » chinh sach, chieu sang, chieu xanh
trong van » trong cac
dang toan » dang tran, dan toan, dung toan
van dung » van dong, xay dung, tin dung
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) OR (chiet tach)) - thanh trong van dung truong dang toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chiet tach)) - thanh trong van dung truong dang toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chiet tach)) - thanh trong van dung truong dang toan cao*.