Perhaps you should try some spelling variations:
"indonesia bridging system" » "indonesia bidang system", "indonesia rising system", "indonesia writing system"
"indonesia billing system" » "indonesia bidang system", "indonesia paling system", "indonesia rising system"
"indonesia politik system" » "indonesia paling system", "indonesia political system", "indonesia police system"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("indonesia billing system") OR ("indonesia bridging system"))) or ("indonesia politik system"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("indonesia billing system") OR ("indonesia bridging system"))) OR ("indonesia politik system")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"indonesia billing system\") OR (\"indonesia bridging system\"))) or (\"indonesia politik system\"))".
• Removing quotes may allow a broader search: (((( indonesia billing system ) OR ( indonesia bridging system ))) or ( indonesia politik system )).
• Adding a wildcard symbol may retrieve word variants: (((("indonesia billing system") OR ("indonesia bridging system"))) or ("indonesia politik system"))*.