Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhiet tach » chiet tach
hoc nhiet » hoc thiet, hoc nghien, hoc hien
bang song » nang song
tam bang » tao bang, tam ban, thai bang
song dan » song danh, song van, cong dan
dan than » dan chan, ban than, van than
than tu » thanh tu, thang tu, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nhiet tach - thanh trung tam bang song dan than tu~.
• Adding a wildcard symbol may retrieve word variants: hoc nhiet tach - thanh trung tam bang song dan than tu*.