Perhaps you should try some spelling variations:
duong trong » dung trong
thanh trung » thanh tung
trung tham » trung tam, trung thanh, trung thang
tham duong » thao duong, tam duong, thai duong
doi chieu » doc hieu, doi chi, ho chieu
kinh toan » tinh toan, hinh toan, minh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (toc thieu)) xanh - thanh trung tham duong trong kinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) xanh - thanh trung tham duong trong kinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (toc thieu)) xanh - thanh trung tham duong trong kinh toan cau*.