Perhaps you should try some spelling variations:
"coder coder perceptions direct program" » "coder coder perceptions affect program" (Expand search), "coder coder perceptions drivers program" (Expand search), "coder coder perceptions during program" (Expand search), "coder coders perceptions direct program" (Expand search), "coder model perceptions direct program" (Expand search), "coder power perceptions direct program" (Expand search), "coder coder perceptions diet program" (Expand search), "coder coder perceptions direito programa" (Expand search), "coder coder perceptions direta programa" (Expand search), "coder decoder perceptions direct program" (Expand search), "code code perceptions direct program" (Expand search), "decoder codec perceptions direct program" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder perceptions direct program") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder perceptions direct program\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder perceptions direct program ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder perceptions direct program") OR ("_ python python python programming"))*.