Using OR condition in Search Results Query Box

i have a query in search results webpart as below

{?Path:https://google/ +{SearchBoxQuery}}

which refines results which have path only starting with "https://google/" i need to add an or condition here to include a new path also "http://bing/",

I need to refine the results with path starting with "http://bing/" and "https://google/" how can i form the query for it,any pointer will be helpful.