Perhaps you should try some spelling variations:
thanh trung » thanh tung
tong thuong » thong thuong, trong thuong, cong thuong
thieu tinh » trieu tinh, chieu tinh, thien tinh
cong huong » cong thuong, cong luong, cong hung
hoc thieu » toc thieu, hoc hien
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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 trung tam ((cong huong) or (tong thuong)) dan ((phan cac) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh trung tam ((cong huong) OR (tong thuong)) dan ((phan cac) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh trung tam ((cong huong) or (tong thuong)) dan ((phan cac) or (phan dau))*.