Perhaps you should try some spelling variations:
"advanced functionality class planning problem" » "and functionality class planning problem" (Expand search), "advanced functional class planning problem" (Expand search), "advanced nationality class planning problem" (Expand search), "advanced functionality changes planning problem" (Expand search), "advanced functionality class packing problem" (Expand search), "advanced functionality class planning process" (Expand search), "advanced functionality land planning problem" (Expand search), "advanced functionality class learning problem" (Expand search)
"advanced age coding decoding program" » "advanced age coding welcoming program" (Expand search), "advanced age coding deworming program" (Expand search), "advanced age coding feeding program" (Expand search), "advanced age encoding decoding program" (Expand search), "advanced age reading decoding program" (Expand search), "advanced age joint decoding program" (Expand search), "advanced stage coding decoding program" (Expand search), "advanced image coding decoding program" (Expand search), "advanced rate coding decoding program" (Expand search), "advanced rare coding decoding program" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced functionality class planning problem\") OR (\"advanced age coding decoding program\"))~".
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