Perhaps you should try some spelling variations:
"an introduction python python programming" » "an introduction section python programming" (Expand search), "an introduction earthen python programming" (Expand search), "an introduction methods python programming" (Expand search), "an introduction pythons python programming" (Expand search), "an introduction piton python programming" (Expand search), "an introduction pitons python programming" (Expand search)
"coder functions using complex programming" » "coder functions using computer programming" (Expand search), "coder functions using convex programming" (Expand search), "coder functions using cortex programming" (Expand search), "power functions using complex programming" (Expand search), "order functions using complex programming" (Expand search), "colour functions using complex programming" (Expand search), "coder function using complex programming" (Expand search), "coder reactions using complex programming" (Expand search), "coder functions housing complex programming" (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: "((\"coder functions using complex programming\") OR (\"an introduction python python programming\"))~".
• Removing quotes may allow a broader search: (( coder functions using complex programming ) OR ( an introduction python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder functions using complex programming") OR ("an introduction python python programming"))*.