Perhaps you should try some spelling variations:
"coder precoder basic common programming" » "coder precoder basic cobol programming" (Expand search), "coder precoder basic con programming" (Expand search), "coder precoder basic control programming" (Expand search), "coder decoder basic common programming" (Expand search)
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python 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 precoder basic common programming") OR ("api pythons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder basic common programming\") OR (\"api pythons python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder basic common programming ) OR ( api pythons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder basic common programming") OR ("api pythons python python programming"))*.