Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
thang va » hang va, trang va, thong va
va thong » va thuong, va phuong, he thong
van toan » van tan, van thanh, manh toan
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((nhieu tang) or (chieu sach)) - thanh thang va thong cong ((van toan) OR (van tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((nhieu tang) OR (chieu sach)) - thanh thang va thong cong ((van toan) OR (van tuan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((nhieu tang) or (chieu sach)) - thanh thang va thong cong ((van toan) OR (van tuan)) cao".
• Adding a wildcard symbol may retrieve word variants: ho ((nhieu tang) or (chieu sach)) - thanh thang va thong cong ((van toan) OR (van tuan)) cao*.