Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
thanh thong » thanh thuong, thanh thang, thanh chuong
thanh hong » thanh huong, thanh hoang, thanh cong
thong tinh » thuong tinh, thong tin, thong minh
hieu lang » chieu sang, hieu quang, nhieu tang
toan cao » toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh truong ((thanh thong) OR (thanh hong)) thong tinh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - hanh truong ((thanh thong) OR (thanh hong)) thong tinh toan cao".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh truong ((thanh thong) OR (thanh hong)) thong tinh toan cao*.