Perhaps you should try some spelling variations:
"clark heather services" » "clark weather services", "clark weather service", "clark health services", "clark peter services", "work heather services"
"travel patterns service" » "travel matters service", "travel patterns series", "travel patterns serial", "trade patterns service"
"travel better service" » "travel water service", "travel sector service", "travel pattern service"

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: (("clark heather services") OR ((("travel patterns service") OR ("travel better service"))))~.
• Removing quotes may allow a broader search: (( clark heather services ) or ((( travel patterns service ) or ( travel better service ))))~.
• Adding a wildcard symbol may retrieve word variants: (("clark heather services") or ((("travel patterns service") or ("travel better service"))))*.