Perhaps you should try some spelling variations:
tong tuong » trong tuong, tuong tuong, tong thuong
chua xang » chua nang, chuc nang, chu bang
tuong dan » huong dan, tung dan, xuong dan
chu xanh » chu manh, chieu xanh, chuc danh
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
cong ro » cong so, cong co, cong bo

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (chua xang)) - thanh ((cong ro) OR (bong ro)) tong tuong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - thanh ((cong ro) OR (bong ro)) tong tuong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chua xang)) - thanh ((cong ro) OR (bong ro)) tong tuong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chua xang)) - thanh ((cong ro) OR (bong ro)) tong tuong dan toan cau*.