Perhaps you should try some spelling variations:
"advanced functionality from working program" » "and functionality from working program" (Expand search), "advanced functionality of working program" (Expand search), "advanced functional from working program" (Expand search), "advanced functionality on working program" (Expand search), "advanced functionality from walking program" (Expand search), "advanced functionality from deworming program" (Expand search), "advanced functionality from stocking program" (Expand search), "advanced functionality from work program" (Expand search), "advanced functionality co working program" (Expand search), "advanced functionality team working program" (Expand search)
"an introduction coding decoding program" » "an introduction crossing decoding program" (Expand search), "an introduction reading decoding program" (Expand search), "an introduction during decoding program" (Expand search), "an introduction coding welcoming program" (Expand search), "an introduction coding deworming program" (Expand search), "an introduction coding feeding program" (Expand search), "an introduction encoding decoding program" (Expand search), "an introduction joint decoding program" (Expand search)

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: "((\"advanced functionality from working program\") OR (\"an introduction coding decoding program\"))~".
• Removing quotes may allow a broader search: (( advanced functionality from working program ) OR ( an introduction coding decoding program ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced functionality from working program") OR ("an introduction coding decoding program"))*.