Perhaps you should try some spelling variations:
"coder precoder during visual programming" » "coder precoder during fetal programming" (Expand search), "coder recovery during visual programming" (Expand search), "coder recorded during visual programming" (Expand search), "coder decoder during visual programming" (Expand search), "coder precoder during virtual programming" (Expand search), "coder precoder using visual programming" (Expand search), "coder precoder during visceral programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 precoder during visual programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder during visual programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder during visual programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder during visual programming") OR ("on python python python programming"))*.