Perhaps you should try some spelling variations:
john michael » toman michael, keen michael
bugri john » turri john
michael yu » michael j, michael r, michael a
dang hadi » dang hai
yu cheng » yu chen, _ cheng
yang jun » yang jui, pang jun, yang jin
yang xi » yang jui
yang yi » yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: bugri john michael yu cheng ((((yang xi) or (yang jun))) or (((yang di) or (yang yi)))) dang hadi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bugri john michael yu cheng ((((yang xi) OR (yang jun))) OR (((yang di) OR (yang yi)))) dang hadi ;.
• Adding a wildcard symbol may retrieve word variants: bugri john michael yu cheng ((((yang xi) or (yang jun))) or (((yang di) or (yang yi)))) dang hadi ;*.