Perhaps you should try some spelling variations:
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python python programming" (Expand search)
"coder coder loading rate affect" » "coder mode loading rate affect" (Expand search), "coder under loading rate affect" (Expand search), "coder cone loading rate affect" (Expand search), "coder coder loading and affect" (Expand search), "coder decoder loading rate affect" (Expand search), "code code loading rate affect" (Expand search), "decoder codec loading rate affect" (Expand search), "coder coder loading rates affect" (Expand search), "coder coder loading rate affects" (Expand search), "coder coder loading rate effect" (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 loading rate affect") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder loading rate affect\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder loading rate affect ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder loading rate affect") OR ("_ python python python programming"))*.