Perhaps you should try some spelling variations:
"coder coder reserving _ programming" » "coder order preserving _ programming" (Expand search), "coder fiber preserving _ programming" (Expand search), "coder decoder reserving _ programming" (Expand search), "code code reserving _ programming" (Expand search), "decoder codec reserving _ programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api 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 reserving _ programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder reserving _ programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder reserving _ programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder reserving _ programming") OR ("api python python python programming"))*.