Perhaps you should try some spelling variations:
reports teach » reports teaching, reports thwack, experts teach
hanoi world » nano world, bani world, anti world
code league » home league, trade league, code leakage
reports tea » reports tele, reports tell, reports test

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "2018 hanoi world code league ((reports tea) OR (reports teach))".
• Adding a wildcard symbol may retrieve word variants: 2018 hanoi world code league ((reports tea) OR (reports teach))*.