Perhaps you should try some spelling variations:
"and functionality and clean program" » "and functional and clean program" (Expand search), "and functionality of clean program" (Expand search), "and functionality and learn program" (Expand search), "and functionality and loan program" (Expand search), "and functionality and bean program" (Expand search)
"advanced care coding decoding program" » "advanced care coding welcoming program" (Expand search), "advanced care coding deworming program" (Expand search), "advanced care coding feeding program" (Expand search), "advanced care encoding decoding program" (Expand search), "advanced care reading decoding program" (Expand search), "advanced care joint decoding program" (Expand search), "advance care coding decoding program" (Expand search), "advanced age coding decoding program" (Expand search), "advanced cancer coding decoding program" (Expand search), "advanced rare coding decoding program" (Expand search), "advanced care coping decoding program" (Expand search), "advanced aware coding decoding program" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and functionality and clean program\") OR (\"advanced care coding decoding program\"))~".
• Removing quotes may allow a broader search: (( and functionality and clean program ) OR ( advanced care coding decoding program ))~.
• Adding a wildcard symbol may retrieve word variants: (("and functionality and clean program") OR ("advanced care coding decoding program"))*.