Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
hang khong » hang thuong, hang khoa, hang nong
khong tap » khong ap, khong dap, khong phap
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu van, thu minh
tran van » luan van
van hang » van khang, van hoang, van thang
tap toan » tap doan, tap quan, bai toan
toan cao » toan ban, toan tap
chu han » chu van

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 (((chu manh) OR (chu han)))) - thanh tran van hang khong tap toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (((chu manh) OR (chu han)))) - thanh tran van hang khong tap toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (((chu manh) OR (chu han)))) - thanh tran van hang khong tap toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (((chu manh) OR (chu han)))) - thanh tran van hang khong tap toan cao*.