Perhaps you should try some spelling variations:
john ngosong » john song
mean change » can change, urban change
tan change » than change, can change, man changed
long tail » long haul
long tin » long tip, long trinh, long time
when can » when a
can john » can join, cogan john, chen john
seine » eine

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

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