Google places API returning only 5 results

Google specifies that they only give up to 5 results for place API. You can check below image where google accepts this. Google Place API Doc

From the documentation:

A JSON response contains two root elements:

"status" contains metadata on the request. See Status Codes below.

"predictions" contains an array of places, with information about the place. The Places API returns up to 5 results.

Source: https://developers.google.com/places/web-service/autocomplete#place_autocomplete_responses