Perhaps you should try some spelling variations:
thanh trung » thanh tung
khong tuong » khong xuong, khong trong, phong tuong
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu quang » thieu quang, hieu quan, hieu qua
trung cap » truong cao, trung tam
cap khong » cat khong, chap phong, va khong
tuong dan » huong dan, tung dan, xuong dan
phan cau » phan cac, phan tu, phan lap
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: ho ((chieu xanh) or (hieu quang)) - thanh trung cap khong tuong dan ((phan cau) OR (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (hieu quang)) - thanh trung cap khong tuong dan ((phan cau) OR (phan dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (hieu quang)) - thanh trung cap khong tuong dan ((phan cau) OR (phan dau))*".