Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
thieu sach » chieu sach, thien hach, hieu cach
trung tuan » trung thanh, trung tam, tran tuan
phuong dan » phuong danh, phuong doan, huong dan
trung cap » truong cao, trung tam
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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 - thanh ((trung tuan) or (trung cap)) dung phuong dan ((phan cau) OR (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sach - thanh ((trung tuan) OR (trung cap)) dung phuong dan ((phan cau) OR (phan cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sach - thanh ((trung tuan) or (trung cap)) dung phuong dan ((phan cau) OR (phan cac))".
• Adding a wildcard symbol may retrieve word variants: toc thieu sach - thanh ((trung tuan) or (trung cap)) dung phuong dan ((phan cau) OR (phan cac))*.