Perhaps you should try some spelling variations:
khang thien » khang chien, thang tien, khanh chien
thanh dung » thanh duong, thanh tung, thanh hung
nhung song » nhung cong, nhung chong, nhung huong
nhung bong » nhung cong, nhung bang, nhung chong
van khang » van khanh, van thanh, van quang
doc hieu » toc thieu, hoc thieu
dung cua » dung luan, dung cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) OR (hoc hien)) xanh - thanh dung cua ((nhung song) or (nhung bong)) van khang thien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc hien)) xanh - thanh dung cua ((nhung song) OR (nhung bong)) van khang thien.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) OR (hoc hien)) xanh - thanh dung cua ((nhung song) or (nhung bong)) van khang thien".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) OR (hoc hien)) xanh - thanh dung cua ((nhung song) or (nhung bong)) van khang thien*.