Perhaps you should try some spelling variations:
strain release » stress release
linear release » einer release, lines release, linear relevance
silver strain » silver stain, silver strained, silver rain
silver linear » silver near, silver mines, silver lining

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( silver strain release ) OR ( silver linear release )).
• Adding a wildcard symbol may retrieve word variants: (( silver strain release ) or ( silver linear release ))*.