Perhaps you should try some spelling variations:
"ISSF 17 peter air piston" » "ISSF 17 peter baer piston", "ISSF 17 peter r piston", "ISSF 17 peter a piston", "ISSF 7 peter air piston", "ISSF k peter air piston", "ISSF 35 peter air piston"
"ISSF 10 meter air piston" » "ISSF 10 meses air piston", "ISSF de meter air piston"
"ISSF 10 meter aire pitol" » "ISSF 10 meses aire pitol", "ISSF de meter aire pitol", "ISSF 10 meter aires pitol", "ISSF 10 meter aire pinol", "ISSF 10 meter aire pirol", "ISSF 10 meter aire pitof"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"ISSF 10 meter air piston\") OR (\"ISSF 17 peter air piston\"))) OR (\"ISSF 10 meter aire pitol\"))~".
• Removing quotes may allow a broader search: (((( ISSF 10 meter air piston ) OR ( ISSF 17 peter air piston ))) OR ( ISSF 10 meter aire pitol ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ISSF 10 meter air piston") OR ("ISSF 17 peter air piston"))) OR ("ISSF 10 meter aire pitol"))*.