Perhaps you should try some spelling variations:
john ngosong » john song
than change » chain change, mean change, when change
can change » urban change
long tail » long haul
long tin » long tip, long trinh, long time
when can » when a
can john » can join, cogan john, chen john
sein » seine, ein, seen

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