Perhaps you should try some spelling variations:
nhanh thanh » phan thanh, nhanh tinh
thieu sach » thien hach, hieu cach, theo sach
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
cong nhanh » cong thanh, cong nhan, cong khanh
thanh cao » thanh ca, thanh cac, thanh thao
va trong » va truong, va thong, va tuong
tung va » trung va, tuong va, dung 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 ((thieu sach) OR (chieu sach)) - thanh tung va trong cong nhanh thanh cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu sach) OR (chieu sach)) - thanh tung va trong cong nhanh thanh cao".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu sach) OR (chieu sach)) - thanh tung va trong cong nhanh thanh cao*.