Perhaps you should try some spelling variations:
long thanh » luong thanh, long han, long trinh
tan change » than change, mean change, man changed
can change » urban change
when young » when you, when your, shin young
young john » kong john, wong john, young jean
bonn shin » song shin, bonn ein
bonn mein » bonn ein

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

• Performing a fuzzy search may retrieve terms with similar spellings: long thanh ((tan change) OR (can change)) when young john ((bonn shin) or (bonn mein)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: long thanh ((tan change) OR (can change)) when young john ((bonn shin) OR (bonn mein)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "long thanh ((tan change) OR (can change)) when young john ((bonn shin) or (bonn mein)) ;".
• Adding a wildcard symbol may retrieve word variants: long thanh ((tan change) OR (can change)) when young john ((bonn shin) or (bonn mein)) ;*.