Perhaps you should try some spelling variations:
"Killer cifs service" » "Killer ccss service", "Killer cds service", "Killer ceus service"
"killer tips series" » "killer tips secrets", "killer tips service"
killer cifs » killer ios, killer life, killer cells
"Killer ais service" » "Killer apis service", "Killer his service", "Killer als service"
killer ais » killer apps, killer app, killer a

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: (("killer tips series") OR ((("Killer cifs service") OR ("Killer ais service")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"killer tips series\") or (((\"Killer cifs service\") OR (\"Killer ais service\"))))".
• Removing quotes may allow a broader search: (( killer tips series ) or ((( Killer cifs service ) OR ( Killer ais service )))).
• Adding a wildcard symbol may retrieve word variants: (("killer tips series") or ((("Killer cifs service") OR ("Killer ais service"))))*.