Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thanh tung » thanh cong
thi phuong » thi truong
thu phuong » thu huong, theo phuong, tai phuong
hoc thieu » toc thieu, hoc hien
van thanh » ban thanh, van tuan
tung cua » trung cua, tuong cua, dung cua
dan toan » van toan, dan than, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - thanh tung cua ((thi phuong) or (thu phuong)) ((dan toan) or (van thanh)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh tung cua ((thi phuong) OR (thu phuong)) ((dan toan) OR (van thanh)) tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh tung cua ((thi phuong) or (thu phuong)) ((dan toan) or (van thanh)) tap*.