Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
phan dinh » phan tich, xuan dinh, phan dang
tran dinh » xuan dinh
phan cong » thanh cong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan lap » phan dau
uu phan » cuu phan, su phan, cuu phat

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 - ((phan dinh) OR (tran dinh)) uu phan cong dan phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sach - ((phan dinh) OR (tran dinh)) uu phan cong dan phan lap*".