Perhaps you should try some spelling variations:
"an introduction drying using program" » "an introduction during using program" (Expand search), "an introduction seeing using program" (Expand search), "an introduction crossing using program" (Expand search), "an introduction drying housing program" (Expand search), "an introduction drying nursing program" (Expand search), "an introduction drying aging program" (Expand search), "an introduction drying in program" (Expand search)
"advanced functions in decoding program" » "advanced selections in decoding program" (Expand search), "advanced functionality in decoding program" (Expand search), "advanced functionalities in decoding program" (Expand search), "advanced functions in welcoming program" (Expand search), "advanced functions in deworming program" (Expand search), "advanced functions in feeding program" (Expand search), "advanced functions and decoding program" (Expand search), "advanced functions _ decoding program" (Expand search), "advanced functions in decaying program" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced functions in decoding program\") OR (\"an introduction drying using program\"))~".
• Removing quotes may allow a broader search: (( advanced functions in decoding program ) OR ( an introduction drying using program ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced functions in decoding program") OR ("an introduction drying using program"))*.